#EFCC48
Closest named color: Maize (#F4D054). oklch(85.2% 0.15 93.9), rgb(239, 204, 72).
Aa
Black text reads best on this color (13.40:1).
About this color
#EFCC48 is a light, vivid yellow. In OKLCH its lightness is 85%, its chroma 0.150 and its hue 94°. Its hue sits on the warm side of the wheel. The nearest named color is Maize (#F4D054), ΔE 0.015 away. Black text reads best on it, at 13.40:1.
| Hue family | Yellows |
| Lightness | light (85%) |
| Chroma | vivid (0.150) |
| Temperature | warm |
| Nearest name | Maize (#F4D054) |
| Black text | 13.40:1 |
| White text | 1.56:1 |
Values
| HEX | #EFCC48 |
| RGB | rgb(239, 204, 72) |
| HSL | hsl(47, 84%, 61%) |
| OKLCH | oklch(85.2% 0.15 93.9) |
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 #EFCC48 | 1.56:1 | Fails | Lc -29.1 | Dividers and decoration only |
| Black text on #EFCC48 | 13.40:1 | AAA | Lc 78.0 | Fine for body text |
| #EFCC48 text on white | 1.56:1 | Fails | Lc 25.8 | Dividers and decoration only |
| #EFCC48 text on black | 13.40:1 | AAA | Lc -77.3 | Fine for body text |
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 200.
-
Step 50
50
#FBF6E2
oklch(97.2% 0.027 95.3)
-
Step 100
100
#F6EAC0
oklch(93.6% 0.056 94)
-
Step 200
200 (this color)
#EFCC48
oklch(85.2% 0.15 93.9)
-
Step 300
300
#E4BD00
oklch(80.9% 0.166 93.9)
-
Step 400
400
#BF9E00
oklch(70.8% 0.145 93.9)
-
Step 500
500
#A38700
oklch(63.1% 0.129 94.2)
-
Step 600
600
#897100
oklch(55.5% 0.114 94.1)
-
Step 700
700
#745F00
oklch(49.2% 0.101 93.8)
-
Step 800
800
#5F4D00
oklch(42.6% 0.087 93.4)
-
Step 900
900
#4F4000
oklch(37.6% 0.077 93.9)
-
Step 950
950
#2F2500
oklch(26.8% 0.055 93.5)
#EFCC48 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) | #E1C835 | 0.027 |
| Deuteranopia (no green cones) | #EAD34F | 0.017 |
| Tritanopia (no blue cones) | #FFBCB1 | 0.136 |
| Achromatopsia (no color) | #CECECE | 0.150 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #EFCC48
#EFCC48
oklch(85.2% 0.15 93.9)
- #BFCCFF
#BFCCFF
oklch(85.3% 0.073 273.6)
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 #EFCC48, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Maize #F4D054 ΔE 0.015
- Golden Yellow #FEC615 ΔE 0.028
- Light Mustard #F7D560 ΔE 0.029
- Sunflower #FFC512 ΔE 0.030
- Golden #F5BF03 ΔE 0.034
- Marigold #FCC006 ΔE 0.034
- Maximum Yellow Red #FCBF49 ΔE 0.037
- Sunglow #FFD166 ΔE 0.037
Use #EFCC48 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.