#EFCB46
Closest named color: Maize (#F4D054). oklch(85% 0.151 93.5), rgb(239, 203, 70).
Aa
Black text reads best on this color (13.30:1).
About this color
#EFCB46 is a light, vivid yellow. In OKLCH its lightness is 85%, its chroma 0.151 and its hue 93°. Its hue sits on the warm side of the wheel. The nearest named color is Maize (#F4D054), ΔE 0.017 away. Black text reads best on it, at 13.30:1.
| Hue family | Yellows |
| Lightness | light (85%) |
| Chroma | vivid (0.151) |
| Temperature | warm |
| Nearest name | Maize (#F4D054) |
| Black text | 13.30:1 |
| White text | 1.57:1 |
Values
| HEX | #EFCB46 |
| RGB | rgb(239, 203, 70) |
| HSL | hsl(47, 84%, 61%) |
| OKLCH | oklch(85% 0.151 93.5) |
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 #EFCB46 | 1.57:1 | Fails | Lc -29.6 | Dividers and decoration only |
| Black text on #EFCB46 | 13.30:1 | AAA | Lc 77.6 | Fine for body text |
| #EFCB46 text on white | 1.57:1 | Fails | Lc 26.2 | Dividers and decoration only |
| #EFCB46 text on black | 13.30:1 | AAA | Lc -76.9 | 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)
#EFCB46
oklch(85% 0.151 93.5)
-
Step 300
300
#E5BD00
oklch(81% 0.166 93.5)
-
Step 400
400
#BF9D00
oklch(70.6% 0.145 93.3)
-
Step 500
500
#A48700
oklch(63.2% 0.129 93.7)
-
Step 600
600
#8A7100
oklch(55.6% 0.114 93.5)
-
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
#302500
oklch(26.9% 0.055 91.9)
#EFCB46 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) | #E0C832 | 0.028 |
| Deuteranopia (no green cones) | #E9D24D | 0.018 |
| Tritanopia (no blue cones) | #FFBBB0 | 0.137 |
| Achromatopsia (no color) | #CECECE | 0.151 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #EFCB46
#EFCB46
oklch(85% 0.151 93.5)
- #BECBFF
#BECBFF
oklch(85% 0.074 273.8)
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 #EFCB46, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Maize #F4D054 ΔE 0.017
- Golden Yellow #FEC615 ΔE 0.027
- Sunflower #FFC512 ΔE 0.028
- Golden #F5BF03 ΔE 0.032
- Light Mustard #F7D560 ΔE 0.032
- Marigold #FCC006 ΔE 0.032
- Maximum Yellow Red #FCBF49 ΔE 0.036
- Amber #FFBE0B ΔE 0.037
Use #EFCB46 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.