#ECF8D3
Closest named color: Light Goldenrod Yellow (#FAFAD2). oklch(96.1% 0.05 122), rgb(236, 248, 211).
Aa
Black text reads best on this color (18.93:1).
About this color
#ECF8D3 is a very light, muted yellow. In OKLCH its lightness is 96%, its chroma 0.050 and its hue 122°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Goldenrod Yellow (#FAFAD2), ΔE 0.019 away. Black text reads best on it, at 18.93:1.
| Hue family | Yellows |
| Lightness | very light (96%) |
| Chroma | muted (0.050) |
| Temperature | in between |
| Nearest name | Light Goldenrod Yellow (#FAFAD2) |
| Black text | 18.93:1 |
| White text | 1.10:1 |
Values
| HEX | #ECF8D3 |
| RGB | rgb(236, 248, 211) |
| HSL | hsl(79, 73%, 90%) |
| OKLCH | oklch(96.1% 0.05 122) |
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 #ECF8D3 | 1.10:1 | Fails | Lc 0.0 | Not readable |
| Black text on #ECF8D3 | 18.93:1 | AAA | Lc 98.9 | Preferred for body text |
| #ECF8D3 text on white | 1.10:1 | Fails | Lc 0.0 | Not readable |
| #ECF8D3 text on black | 18.93:1 | AAA | Lc -100.0 | Preferred for body text |
Tints and shades
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)
#ECF8D3
oklch(96.1% 0.05 122)
-
Step 100
100
#E7ECDF
oklch(93.6% 0.018 124)
-
Step 200
200
#D5DDC4
oklch(88.5% 0.035 121.6)
-
Step 300
300
#B9C89A
oklch(80.9% 0.064 122.5)
-
Step 400
400
#96AB60
oklch(70.8% 0.103 121.9)
-
Step 500
500
#7C952D
oklch(63% 0.132 122)
-
Step 600
600
#677F00
oklch(55.7% 0.135 121.9)
-
Step 700
700
#566A00
oklch(49% 0.118 121.7)
-
Step 800
800
#465700
oklch(42.7% 0.103 121.8)
-
Step 900
900
#3A4808
oklch(37.6% 0.086 121.9)
-
Step 950
950
#222A08
oklch(26.9% 0.054 121.5)
#ECF8D3 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) | #FDF3D1 | 0.024 |
| Deuteranopia (no green cones) | #FBF3D4 | 0.023 |
| Tritanopia (no blue cones) | #EFF4ED | 0.040 |
| Achromatopsia (no color) | #F3F3F3 | 0.050 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ECF8D3
#ECF8D3
oklch(96.1% 0.05 122)
- #F5EFFF
#F5EFFF
oklch(96.1% 0.022 302.9)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #ECF8D3, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Goldenrod Yellow #FAFAD2 ΔE 0.019
- Beige #F5F5DC ΔE 0.020
- Pale #FFF9D0 ΔE 0.025
- Lemon Chiffon #FFFACD ΔE 0.027
- Cornsilk #FFF8DC ΔE 0.029
- Eggshell #FFFFD4 ΔE 0.032
- Papaya Whip #FFEFD5 ΔE 0.034
- Egg Shell #FFFCC4 ΔE 0.034
Use #ECF8D3 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.