#E0BC00
Closest named color: Mustard Yellow (#D2BD0A). oklch(80.3% 0.165 95), rgb(224, 188, 0).
Aa
Black text reads best on this color (11.36:1).
About this color
#E0BC00 is a light, vivid yellow. In OKLCH its lightness is 80%, its chroma 0.165 and its hue 95°. Its hue sits on the warm side of the wheel. The nearest named color is Mustard Yellow (#D2BD0A), ΔE 0.021 away. Black text reads best on it, at 11.36:1.
| Hue family | Yellows |
| Lightness | light (80%) |
| Chroma | vivid (0.165) |
| Temperature | warm |
| Nearest name | Mustard Yellow (#D2BD0A) |
| Black text | 11.36:1 |
| White text | 1.84:1 |
Values
| HEX | #E0BC00 |
| RGB | rgb(224, 188, 0) |
| HSL | hsl(50, 100%, 44%) |
| OKLCH | oklch(80.3% 0.165 95) |
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 #E0BC00 | 1.84:1 | Fails | Lc -38.7 | Non-text elements, placeholder text |
| Black text on #E0BC00 | 11.36:1 | AAA | Lc 69.4 | Content text, not long reading |
| #E0BC00 text on white | 1.84:1 | Fails | Lc 34.5 | Non-text elements, placeholder text |
| #E0BC00 text on black | 11.36:1 | AAA | Lc -68.1 | 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
#FAF6E5
oklch(97.2% 0.023 96)
-
Step 100
100
#F4EAC7
oklch(93.6% 0.047 93.9)
-
Step 200
200
#ECD993
oklch(88.5% 0.091 94.7)
-
Step 300
300 (this color)
#E0BC00
oklch(80.3% 0.165 95)
-
Step 400
400
#BD9E00
oklch(70.6% 0.145 94.9)
-
Step 500
500
#A28700
oklch(63% 0.129 94.8)
-
Step 600
600
#887200
oklch(55.6% 0.114 95.6)
-
Step 700
700
#735F00
oklch(49.1% 0.101 94.6)
-
Step 800
800
#5E4E00
oklch(42.8% 0.088 95.4)
-
Step 900
900
#4F4100
oklch(37.9% 0.078 95.1)
-
Step 950
950
#2F2600
oklch(27.1% 0.056 95.5)
#E0BC00 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) | #D2B800 | 0.025 |
| Deuteranopia (no green cones) | #DBC31E | 0.017 |
| Tritanopia (no blue cones) | #F3ABA0 | 0.152 |
| Achromatopsia (no color) | #BFBFBF | 0.165 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E0BC00
#E0BC00
oklch(80.3% 0.165 95)
- #ACBAFF
#ACBAFF
oklch(80.3% 0.099 275.1)
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 #E0BC00, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mustard Yellow #D2BD0A ΔE 0.021
- Dark Yellow #D5B60A ΔE 0.024
- Golden #F5BF03 ΔE 0.034
- Mustard #CEB301 ΔE 0.038
- Macaroni And Cheese #EFB435 ΔE 0.039
- Golden Rod #F9BC08 ΔE 0.040
- Marigold #FCC006 ΔE 0.046
- Orangey Yellow #FDB915 ΔE 0.047
Use #E0BC00 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.