#EFF0B5
Closest named color: Light Tan (#FBEEAC). oklch(94% 0.076 108.6), rgb(239, 240, 181).
Aa
Black text reads best on this color (17.80:1).
About this color
#EFF0B5 is a very light, moderately saturated yellow. In OKLCH its lightness is 94%, its chroma 0.076 and its hue 109°. Its hue sits on the warm side of the wheel. The nearest named color is Light Tan (#FBEEAC), ΔE 0.017 away. Black text reads best on it, at 17.80:1.
| Hue family | Yellows |
| Lightness | very light (94%) |
| Chroma | moderately saturated (0.076) |
| Temperature | warm |
| Nearest name | Light Tan (#FBEEAC) |
| Black text | 17.80:1 |
| White text | 1.17:1 |
Values
| HEX | #EFF0B5 |
| RGB | rgb(239, 240, 181) |
| HSL | hsl(61, 66%, 83%) |
| OKLCH | oklch(94% 0.076 108.6) |
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 #EFF0B5 | 1.17:1 | Fails | Lc -10.1 | Not readable |
| Black text on #EFF0B5 | 17.80:1 | AAA | Lc 94.9 | Preferred for body text |
| #EFF0B5 text on white | 1.17:1 | Fails | Lc 8.6 | Not readable |
| #EFF0B5 text on black | 17.80:1 | AAA | Lc -95.6 | 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 100.
-
Step 50
50
#F6F6EC
oklch(97% 0.013 106.6)
-
Step 100
100 (this color)
#EFF0B5
oklch(94% 0.076 108.6)
-
Step 200
200
#DCDDB4
oklch(88.6% 0.054 108.6)
-
Step 300
300
#C6C67A
oklch(80.9% 0.098 108.4)
-
Step 400
400
#AAA700
oklch(70.8% 0.153 108.5)
-
Step 500
500
#918F00
oklch(63.1% 0.137 108.8)
-
Step 600
600
#7A7800
oklch(55.6% 0.12 108.6)
-
Step 700
700
#666500
oklch(49.1% 0.107 109.1)
-
Step 800
800
#545200
oklch(42.7% 0.092 108.1)
-
Step 900
900
#464400
oklch(37.6% 0.081 107.8)
-
Step 950
950
#292800
oklch(26.9% 0.058 108.3)
#EFF0B5 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) | #FAEBB1 | 0.018 |
| Deuteranopia (no green cones) | #FBEDB7 | 0.018 |
| Tritanopia (no blue cones) | #F7E9E0 | 0.066 |
| Achromatopsia (no color) | #ECECEC | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #EFF0B5
#EFF0B5
oklch(94% 0.076 108.6)
- #EAE8FF
#EAE8FF
oklch(93.9% 0.031 289.8)
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 #EFF0B5, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Tan #FBEEAC ΔE 0.017
- Pale Goldenrod #EEE8AA ΔE 0.021
- Light Khaki #E6F2A2 ΔE 0.029
- Pale Peach #FFE5AD ΔE 0.032
- Moccasin #FFE4B5 ΔE 0.036
- Lemon Meringue #EAE2B7 ΔE 0.039
- Dark Cream #FFF39A ΔE 0.039
- Buff #FEF69E ΔE 0.040
Use #EFF0B5 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.