#ECAA39
Closest named color: Squash (#F2AB15). oklch(78.2% 0.145 76.5), rgb(236, 170, 57).
Aa
Black text reads best on this color (10.37:1).
About this color
#ECAA39 is a light, vivid orange. In OKLCH its lightness is 78%, its chroma 0.145 and its hue 76°. Its hue sits on the warm side of the wheel. The nearest named color is Squash (#F2AB15), ΔE 0.018 away. Black text reads best on it, at 10.37:1.
| Hue family | Oranges |
| Lightness | light (78%) |
| Chroma | vivid (0.145) |
| Temperature | warm |
| Nearest name | Squash (#F2AB15) |
| Black text | 10.37:1 |
| White text | 2.02:1 |
Values
| HEX | #ECAA39 |
| RGB | rgb(236, 170, 57) |
| HSL | hsl(38, 82%, 57%) |
| OKLCH | oklch(78.2% 0.145 76.5) |
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 #ECAA39 | 2.02:1 | Fails | Lc -43.6 | Non-text elements, placeholder text |
| Black text on #ECAA39 | 10.37:1 | AAA | Lc 64.8 | Content text, not long reading |
| #ECAA39 text on white | 2.02:1 | Fails | Lc 39.1 | Non-text elements, placeholder text |
| #ECAA39 text on black | 10.37:1 | AAA | Lc -63.3 | Content text, not long reading |
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 300.
-
Step 50
50
#FDF4E7
oklch(97.1% 0.02 77.3)
-
Step 100
100
#FAE7CB
oklch(93.6% 0.042 77.6)
-
Step 200
200
#F8D39D
oklch(88.6% 0.081 76.8)
-
Step 300
300 (this color)
#ECAA39
oklch(78.2% 0.145 76.5)
-
Step 400
400
#D49200
oklch(70.7% 0.148 76.6)
-
Step 500
500
#B67D00
oklch(63.2% 0.132 76.8)
-
Step 600
600
#996800
oklch(55.5% 0.116 76.4)
-
Step 700
700
#815700
oklch(49% 0.103 76.4)
-
Step 800
800
#6A4700
oklch(42.6% 0.089 76.7)
-
Step 900
900
#593B00
oklch(37.8% 0.079 76.7)
-
Step 950
950
#362200
oklch(27% 0.057 76.3)
#ECAA39 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) | #C2AD27 | 0.070 |
| Deuteranopia (no green cones) | #D2BD3D | 0.059 |
| Tritanopia (no blue cones) | #FF9894 | 0.123 |
| Achromatopsia (no color) | #B6B6B6 | 0.145 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ECAA39
#ECAA39
oklch(78.2% 0.145 76.5)
- #89BBFF
#89BBFF
oklch(78.3% 0.111 256.3)
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 #ECAA39, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Squash #F2AB15 ΔE 0.018
- Macaroni And Cheese #EFB435 ΔE 0.026
- Mango #FFA62B ΔE 0.031
- Light Orange #FDAA48 ΔE 0.032
- Orange #FFA500 ΔE 0.032
- Butterscotch #FDB147 ΔE 0.035
- Gamboge #EE9B00 ΔE 0.035
- Orange Yellow #FFAD01 ΔE 0.036
Use #ECAA39 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.