Seashell #FFF5EE
Seashell is a very light close to neutral grey with hex code #FFF5EE and RGB rgb(255, 245, 238).
Aa
Black text reads best on this color (19.54:1).
About this color
#FFF5EE is a very light close to neutral grey. In OKLCH its lightness is 98%, its chroma 0.014. It has too little chroma to lean warm or cool. It is the named color Seashell. Black text reads best on it, at 19.54:1.
| Hue family | Neutrals |
| Lightness | very light (98%) |
| Chroma | close to neutral grey (0.014) |
| Temperature | neutral |
| Nearest name | Seashell |
| Black text | 19.54:1 |
| White text | 1.07:1 |
Colors that go with Seashell
Matches found by rotating Seashell around the OKLCH hue wheel, each labelled with the closest name in our list.
Seashell is close to neutral, so it has no hue to rotate. It pairs with almost any color; try the palettes below.
Color palettes with Seashell
Curated color palettes that contain a color within ΔE 0.06 (OKLab) of Seashell, closest first.
Similar named colors
The eight named colors closest to Seashell, with their ΔE distance.
- Very Light Pink #FFF4F2 ΔE 0.007
- Old Lace #FDF5E6 ΔE 0.011
- Floral White #FFFAF0 ΔE 0.012
- White Smoke #F5F5F5 ΔE 0.015
- Linen #FAF0E6 ΔE 0.016
- Snow #FFFAFA ΔE 0.017
- Cultured #F8F9FA ΔE 0.017
- Lavender Blush #FFF0F5 ΔE 0.018
More about Seashell
How to make Seashell
A starting recipe from common paint colors, found with a spectral paint model (the color mixer’s paint mode). Real pigments vary, so mix a small test batch and adjust.
- 1 part white
Recipe result: #FFFFFF, a difference of ΔE 0.028 from Seashell. That is very close: most people will not see the difference.
Codes for Seashell in every format
| HEX | #FFF5EE |
| RGB | rgb(255, 245, 238) |
| HSL | hsl(25, 100%, 97%) |
| OKLCH | oklch(97.6% 0.014 57.6) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #FFF5EE | 1.07:1 | Fails | Lc 0.0 | Not readable |
| Black text on #FFF5EE | 19.54:1 | AAA | Lc 101.1 | Preferred for body text |
| #FFF5EE text on white | 1.07:1 | Fails | Lc 0.0 | Not readable |
| #FFF5EE text on black | 19.54:1 | AAA | Lc -102.4 | Preferred for body text |
Shades and tints of Seashell
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 50.
-
Step 50
50 (this color)
#FFF5EE
oklch(97.6% 0.014 57.6)
-
Step 100
100
#EDE9E6
oklch(93.6% 0.006 59.6)
-
Step 200
200
#DFD8D3
oklch(88.6% 0.01 58.2)
-
Step 300
300
#CABEB5
oklch(80.9% 0.018 59.4)
-
Step 400
400
#AF9C8F
oklch(70.6% 0.029 56.6)
-
Step 500
500
#9C8474
oklch(63.1% 0.038 55.6)
-
Step 600
600
#866E5C
oklch(55.6% 0.041 58.7)
-
Step 700
700
#725C4C
oklch(49.2% 0.038 57.7)
-
Step 800
800
#5D4B3E
oklch(42.8% 0.032 57.6)
-
Step 900
900
#4C3F35
oklch(37.8% 0.025 59.5)
-
Step 950
950
#2C251F
oklch(27% 0.015 62.7)
Seashell with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #F8F5EE | 0.009 |
| Deuteranopia (no green cones) | #FAF8EE | 0.010 |
| Tritanopia (no blue cones) | #FFF3F3 | 0.010 |
| Achromatopsia (no color) | #F7F7F7 | 0.014 |
Use Seashell in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.