#F4B528
Closest named color: Macaroni And Cheese (#EFB435). oklch(81.1% 0.158 81.5), rgb(244, 181, 40).
Aa
Black text reads best on this color (11.48:1).
About this color
#F4B528 is a light, vivid orange. In OKLCH its lightness is 81%, its chroma 0.158 and its hue 82°. Its hue sits on the warm side of the wheel. The nearest named color is Macaroni And Cheese (#EFB435), ΔE 0.010 away. Black text reads best on it, at 11.48:1.
| Hue family | Oranges |
| Lightness | light (81%) |
| Chroma | vivid (0.158) |
| Temperature | warm |
| Nearest name | Macaroni And Cheese (#EFB435) |
| Black text | 11.48:1 |
| White text | 1.82:1 |
Values
| HEX | #F4B528 |
| RGB | rgb(244, 181, 40) |
| HSL | hsl(41, 90%, 56%) |
| OKLCH | oklch(81.1% 0.158 81.5) |
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 #F4B528 | 1.82:1 | Fails | Lc -38.1 | Non-text elements, placeholder text |
| Black text on #F4B528 | 11.48:1 | AAA | Lc 69.9 | Content text, not long reading |
| #F4B528 text on white | 1.82:1 | Fails | Lc 34.0 | Non-text elements, placeholder text |
| #F4B528 text on black | 11.48:1 | AAA | Lc -68.6 | 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
#FDF4E6
oklch(97% 0.021 79.1)
-
Step 100
100
#FAE8C8
oklch(93.7% 0.046 82)
-
Step 200
200
#F7D496
oklch(88.5% 0.088 81.4)
-
Step 300
300 (this color)
#F4B528
oklch(81.1% 0.158 81.5)
-
Step 400
400
#CE9500
oklch(70.6% 0.146 81.2)
-
Step 500
500
#B18000
oklch(63.2% 0.13 81.5)
-
Step 600
600
#956B00
oklch(55.6% 0.115 81.4)
-
Step 700
700
#7D5A00
oklch(49.1% 0.101 82.2)
-
Step 800
800
#674900
oklch(42.7% 0.088 81.6)
-
Step 900
900
#563C00
oklch(37.6% 0.078 81.1)
-
Step 950
950
#342300
oklch(27% 0.056 81.4)
#F4B528 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) | #CEB600 | 0.063 |
| Deuteranopia (no green cones) | #DDC630 | 0.052 |
| Tritanopia (no blue cones) | #FFA29C | 0.136 |
| Achromatopsia (no color) | #C0C0C0 | 0.158 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #F4B528
#F4B528
oklch(81.1% 0.158 81.5)
- #9FC2FF
#9FC2FF
oklch(81.1% 0.095 261.3)
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 #F4B528, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Macaroni And Cheese #EFB435 ΔE 0.010
- Yellow Orange #FCB001 ΔE 0.016
- Orangey Yellow #FDB915 ΔE 0.019
- Golden Rod #F9BC08 ΔE 0.023
- Orange Yellow #FFAD01 ΔE 0.023
- Squash #F2AB15 ΔE 0.024
- Butterscotch #FDB147 ΔE 0.029
- Golden #F5BF03 ΔE 0.029
Use #F4B528 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.