#ECE15C
Closest named color: Dull Yellow (#EEDC5B). oklch(89.4% 0.152 104.6), rgb(236, 225, 92).
Aa
Black text reads best on this color (15.49:1).
About this color
#ECE15C is a light, vivid yellow. In OKLCH its lightness is 89%, its chroma 0.152 and its hue 105°. Its hue sits on the warm side of the wheel. The nearest named color is Dull Yellow (#EEDC5B), ΔE 0.013 away. Black text reads best on it, at 15.49:1.
| Hue family | Yellows |
| Lightness | light (89%) |
| Chroma | vivid (0.152) |
| Temperature | warm |
| Nearest name | Dull Yellow (#EEDC5B) |
| Black text | 15.49:1 |
| White text | 1.35:1 |
Values
| HEX | #ECE15C |
| RGB | rgb(236, 225, 92) |
| HSL | hsl(55, 79%, 64%) |
| OKLCH | oklch(89.4% 0.152 104.6) |
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 #ECE15C | 1.35:1 | Fails | Lc -19.8 | Dividers and decoration only |
| Black text on #ECE15C | 15.49:1 | AAA | Lc 86.3 | Fine for body text |
| #ECE15C text on white | 1.35:1 | Fails | Lc 17.3 | Dividers and decoration only |
| #ECE15C text on black | 15.49:1 | AAA | Lc -86.3 | Fine 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 200.
-
Step 50
50
#F8F7E3
oklch(97.2% 0.026 104.5)
-
Step 100
100
#EFEDC1
oklch(93.7% 0.057 105.3)
-
Step 200
200 (this color)
#ECE15C
oklch(89.4% 0.152 104.6)
-
Step 300
300
#D3C500
oklch(80.9% 0.171 104.4)
-
Step 400
400
#B0A400
oklch(70.6% 0.149 104.3)
-
Step 500
500
#978D00
oklch(63.2% 0.134 104.6)
-
Step 600
600
#7F7600
oklch(55.6% 0.118 104.3)
-
Step 700
700
#6A6300
oklch(49.1% 0.104 104.8)
-
Step 800
800
#575100
oklch(42.7% 0.09 104.7)
-
Step 900
900
#484300
oklch(37.6% 0.08 104.8)
-
Step 950
950
#2B2800
oklch(27.1% 0.058 105.3)
#ECE15C 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) | #F3DA4C | 0.018 |
| Deuteranopia (no green cones) | #F7E064 | 0.019 |
| Tritanopia (no blue cones) | #FCD3C5 | 0.139 |
| Achromatopsia (no color) | #DDDDDD | 0.152 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ECE15C
#ECE15C
oklch(89.4% 0.152 104.6)
- #D7D8FF
#D7D8FF
oklch(89.4% 0.053 284.1)
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 #ECE15C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dull Yellow #EEDC5B ΔE 0.013
- Sand Yellow #FCE166 ΔE 0.026
- Pale Gold #FDDE6C ΔE 0.032
- Yellow Tan #FFE36E ΔE 0.034
- Light Mustard #F7D560 ΔE 0.035
- Sun Yellow #FFDF22 ΔE 0.036
- Dandelion #FEDF08 ΔE 0.038
- Sandy #F1DA7A ΔE 0.039
Use #ECE15C 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.