#E4B900
Closest named color: Dark Yellow (#D5B60A). oklch(80.1% 0.164 91.9), rgb(228, 185, 0).
Aa
Black text reads best on this color (11.23:1).
About this color
#E4B900 is a light, vivid yellow. In OKLCH its lightness is 80%, its chroma 0.164 and its hue 92°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Yellow (#D5B60A), ΔE 0.025 away. Black text reads best on it, at 11.23:1.
| Hue family | Yellows |
| Lightness | light (80%) |
| Chroma | vivid (0.164) |
| Temperature | warm |
| Nearest name | Dark Yellow (#D5B60A) |
| Black text | 11.23:1 |
| White text | 1.86:1 |
Values
| HEX | #E4B900 |
| RGB | rgb(228, 185, 0) |
| HSL | hsl(49, 100%, 45%) |
| OKLCH | oklch(80.1% 0.164 91.9) |
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 #E4B900 | 1.86:1 | Fails | Lc -39.3 | Non-text elements, placeholder text |
| Black text on #E4B900 | 11.23:1 | AAA | Lc 68.8 | Content text, not long reading |
| #E4B900 text on white | 1.86:1 | Fails | Lc 35.1 | Non-text elements, placeholder text |
| #E4B900 text on black | 11.23:1 | AAA | Lc -67.5 | 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
#FBF5E5
oklch(97.1% 0.022 89.8)
-
Step 100
100
#F5EAC7
oklch(93.7% 0.047 92.6)
-
Step 200
200
#EFD893
oklch(88.6% 0.091 91.8)
-
Step 300
300 (this color)
#E4B900
oklch(80.1% 0.164 91.9)
-
Step 400
400
#C19C00
oklch(70.6% 0.144 91.7)
-
Step 500
500
#A68600
oklch(63.2% 0.129 91.9)
-
Step 600
600
#8B7000
oklch(55.5% 0.114 92)
-
Step 700
700
#755E00
oklch(49.1% 0.1 92.1)
-
Step 800
800
#604D00
oklch(42.7% 0.087 92.5)
-
Step 900
900
#504000
oklch(37.8% 0.077 92.8)
-
Step 950
950
#302500
oklch(26.9% 0.055 91.9)
#E4B900 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) | #D0B600 | 0.033 |
| Deuteranopia (no green cones) | #DAC31C | 0.027 |
| Tritanopia (no blue cones) | #F8A89D | 0.149 |
| Achromatopsia (no color) | #BEBEBE | 0.164 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #E4B900
#E4B900
oklch(80.1% 0.164 91.9)
- #A7BAFF
#A7BAFF
oklch(80% 0.1 272.1)
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 #E4B900, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Yellow #D5B60A ΔE 0.025
- Mustard Yellow #D2BD0A ΔE 0.028
- Macaroni And Cheese #EFB435 ΔE 0.031
- Golden #F5BF03 ΔE 0.032
- Golden Rod #F9BC08 ΔE 0.035
- Mustard #CEB301 ΔE 0.039
- Orangey Yellow #FDB915 ΔE 0.041
- Squash #F2AB15 ΔE 0.041
Use #E4B900 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.