#EFB243
Closest named color: Macaroni And Cheese (#EFB435). oklch(80.1% 0.142 78.8), rgb(239, 178, 67).
Aa
Black text reads best on this color (11.11:1).
About this color
#EFB243 is a light, vivid orange. In OKLCH its lightness is 80%, its chroma 0.142 and its hue 79°. Its hue sits on the warm side of the wheel. The nearest named color is Macaroni And Cheese (#EFB435), ΔE 0.012 away. Black text reads best on it, at 11.11:1.
| Hue family | Oranges |
| Lightness | light (80%) |
| Chroma | vivid (0.142) |
| Temperature | warm |
| Nearest name | Macaroni And Cheese (#EFB435) |
| Black text | 11.11:1 |
| White text | 1.88:1 |
Values
| HEX | #EFB243 |
| RGB | rgb(239, 178, 67) |
| HSL | hsl(39, 84%, 60%) |
| OKLCH | oklch(80.1% 0.142 78.8) |
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 #EFB243 | 1.88:1 | Fails | Lc -39.9 | Non-text elements, placeholder text |
| Black text on #EFB243 | 11.11:1 | AAA | Lc 68.2 | Content text, not long reading |
| #EFB243 text on white | 1.88:1 | Fails | Lc 35.7 | Non-text elements, placeholder text |
| #EFB243 text on black | 11.11:1 | AAA | Lc -66.8 | 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
#FDF4E8
oklch(97.1% 0.019 75.3)
-
Step 100
100
#F9E7CC
oklch(93.5% 0.041 78.1)
-
Step 200
200
#F6D49E
oklch(88.6% 0.079 79)
-
Step 300
300 (this color)
#EFB243
oklch(80.1% 0.142 78.8)
-
Step 400
400
#D19300
oklch(70.6% 0.147 78.6)
-
Step 500
500
#B47E00
oklch(63.1% 0.131 78.5)
-
Step 600
600
#976A00
oklch(55.7% 0.116 79.3)
-
Step 700
700
#7F5800
oklch(49% 0.102 78.8)
-
Step 800
800
#694800
oklch(42.7% 0.089 78.7)
-
Step 900
900
#583C00
oklch(37.8% 0.079 79.1)
-
Step 950
950
#352200
oklch(26.9% 0.056 77.8)
#EFB243 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) | #CAB434 | 0.061 |
| Deuteranopia (no green cones) | #D8C347 | 0.052 |
| Tritanopia (no blue cones) | #FFA19B | 0.120 |
| Achromatopsia (no color) | #BDBDBD | 0.142 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #EFB243
#EFB243
oklch(80.1% 0.142 78.8)
- #97C0FF
#97C0FF
oklch(80.2% 0.1 258.8)
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 #EFB243, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Macaroni And Cheese #EFB435 ΔE 0.012
- Squash #F2AB15 ΔE 0.023
- Butterscotch #FDB147 ΔE 0.023
- Yellow Orange #FCB001 ΔE 0.028
- Light Orange #FDAA48 ΔE 0.030
- Orange Yellow #FFAD01 ΔE 0.031
- Mango #FFA62B ΔE 0.034
- Orangey Yellow #FDB915 ΔE 0.037
Use #EFB243 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.