#ECE273
Closest named color: Dull Yellow (#EEDC5B). oklch(89.9% 0.133 104.1), rgb(236, 226, 115).
Aa
Black text reads best on this color (15.69:1).
About this color
#ECE273 is a light, moderately saturated yellow. In OKLCH its lightness is 90%, its chroma 0.133 and its hue 104°. Its hue sits on the warm side of the wheel. The nearest named color is Dull Yellow (#EEDC5B), ΔE 0.021 away. Black text reads best on it, at 15.69:1.
| Hue family | Yellows |
| Lightness | light (90%) |
| Chroma | moderately saturated (0.133) |
| Temperature | warm |
| Nearest name | Dull Yellow (#EEDC5B) |
| Black text | 15.69:1 |
| White text | 1.33:1 |
Values
| HEX | #ECE273 |
| RGB | rgb(236, 226, 115) |
| HSL | hsl(55, 76%, 69%) |
| OKLCH | oklch(89.9% 0.133 104.1) |
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 #ECE273 | 1.33:1 | Fails | Lc -19.0 | Dividers and decoration only |
| Black text on #ECE273 | 15.69:1 | AAA | Lc 87.1 | Fine for body text |
| #ECE273 text on white | 1.33:1 | Fails | Lc 16.6 | Dividers and decoration only |
| #ECE273 text on black | 15.69:1 | AAA | Lc -87.1 | 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
#F8F7E5
oklch(97.2% 0.024 104.2)
-
Step 100
100
#EFECC6
oklch(93.6% 0.05 103.6)
-
Step 200
200 (this color)
#ECE273
oklch(89.9% 0.133 104.1)
-
Step 300
300
#D3C500
oklch(80.9% 0.171 104.4)
-
Step 400
400
#B1A400
oklch(70.7% 0.149 103.9)
-
Step 500
500
#978C00
oklch(63% 0.133 104)
-
Step 600
600
#7F7600
oklch(55.6% 0.118 104.3)
-
Step 700
700
#6B6300
oklch(49.2% 0.104 104)
-
Step 800
800
#575100
oklch(42.7% 0.09 104.7)
-
Step 900
900
#494300
oklch(37.7% 0.08 103.8)
-
Step 950
950
#2B2700
oklch(26.9% 0.057 103.7)
#ECE273 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) | #F3DB69 | 0.018 |
| Deuteranopia (no green cones) | #F6E178 | 0.016 |
| Tritanopia (no blue cones) | #FBD5C9 | 0.122 |
| Achromatopsia (no color) | #DFDFDF | 0.133 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ECE273
#ECE273
oklch(89.9% 0.133 104.1)
- #D9DAFF
#D9DAFF
oklch(89.9% 0.051 284.1)
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 #ECE273, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dull Yellow #EEDC5B ΔE 0.021
- Sand Yellow #FCE166 ΔE 0.023
- Pale Gold #FDDE6C ΔE 0.024
- Sandy #F1DA7A ΔE 0.025
- Khaki #F0E68C ΔE 0.026
- Yellow Tan #FFE36E ΔE 0.027
- Light Gold #F3DE8A ΔE 0.032
- Light Mustard #F7D560 ΔE 0.033
Use #ECE273 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.