#ECB015
Closest named color: Squash (#F2AB15). oklch(79.2% 0.159 83.2), rgb(236, 176, 21).
Aa
Black text reads best on this color (10.78:1).
About this color
#ECB015 is a light, vivid orange. In OKLCH its lightness is 79%, its chroma 0.159 and its hue 83°. Its hue sits on the warm side of the wheel. The nearest named color is Squash (#F2AB15), ΔE 0.015 away. Black text reads best on it, at 10.78:1.
| Hue family | Oranges |
| Lightness | light (79%) |
| Chroma | vivid (0.159) |
| Temperature | warm |
| Nearest name | Squash (#F2AB15) |
| Black text | 10.78:1 |
| White text | 1.94:1 |
Values
| HEX | #ECB015 |
| RGB | rgb(236, 176, 21) |
| HSL | hsl(43, 85%, 50%) |
| OKLCH | oklch(79.2% 0.159 83.2) |
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 #ECB015 | 1.94:1 | Fails | Lc -41.5 | Non-text elements, placeholder text |
| Black text on #ECB015 | 10.78:1 | AAA | Lc 66.8 | Content text, not long reading |
| #ECB015 text on white | 1.94:1 | Fails | Lc 37.1 | Non-text elements, placeholder text |
| #ECB015 text on black | 10.78:1 | AAA | Lc -65.3 | 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
#FCF5E6
oklch(97.2% 0.021 85.9)
-
Step 100
100
#F9E8C8
oklch(93.6% 0.046 83.3)
-
Step 200
200
#F6D595
oklch(88.6% 0.089 83.5)
-
Step 300
300 (this color)
#ECB015
oklch(79.2% 0.159 83.2)
-
Step 400
400
#CC9700
oklch(70.8% 0.145 83.4)
-
Step 500
500
#AF8100
oklch(63.2% 0.13 83.3)
-
Step 600
600
#936C00
oklch(55.6% 0.114 83.5)
-
Step 700
700
#7C5A00
oklch(49% 0.101 82.9)
-
Step 800
800
#664A00
oklch(42.8% 0.088 83.6)
-
Step 900
900
#553D00
oklch(37.7% 0.077 83.5)
-
Step 950
950
#332300
oklch(26.8% 0.055 83)
#ECB015 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) | #C9B100 | 0.056 |
| Deuteranopia (no green cones) | #D7C022 | 0.048 |
| Tritanopia (no blue cones) | #FF9D96 | 0.141 |
| Achromatopsia (no color) | #BABABA | 0.159 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ECB015
#ECB015
oklch(79.2% 0.159 83.2)
- #98BBFF
#98BBFF
oklch(79.2% 0.105 263.2)
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 #ECB015, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Squash #F2AB15 ΔE 0.015
- Macaroni And Cheese #EFB435 ΔE 0.016
- Yellow Orange #FCB001 ΔE 0.026
- Orange Yellow #FFAD01 ΔE 0.030
- Orangey Yellow #FDB915 ΔE 0.037
- Orange #FFA500 ΔE 0.038
- Golden Rod #F9BC08 ΔE 0.038
- Dark Yellow #D5B60A ΔE 0.039
Use #ECB015 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.