#EFE45D
Closest named color: Dull Yellow (#EEDC5B). oklch(90.3% 0.154 104.7), rgb(239, 228, 93).
Aa
Black text reads best on this color (15.92:1).
About this color
#EFE45D is a very light, vivid yellow. In OKLCH its lightness is 90%, its chroma 0.154 and its hue 105°. Its hue sits on the warm side of the wheel. The nearest named color is Dull Yellow (#EEDC5B), ΔE 0.020 away. Black text reads best on it, at 15.92:1.
| Hue family | Yellows |
| Lightness | very light (90%) |
| Chroma | vivid (0.154) |
| Temperature | warm |
| Nearest name | Dull Yellow (#EEDC5B) |
| Black text | 15.92:1 |
| White text | 1.31:1 |
Values
| HEX | #EFE45D |
| RGB | rgb(239, 228, 93) |
| HSL | hsl(55, 82%, 65%) |
| OKLCH | oklch(90.3% 0.154 104.7) |
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 #EFE45D | 1.31:1 | Fails | Lc -18.0 | Dividers and decoration only |
| Black text on #EFE45D | 15.92:1 | AAA | Lc 88.0 | Fine for body text |
| #EFE45D text on white | 1.31:1 | Fails | Lc 15.6 | Dividers and decoration only |
| #EFE45D text on black | 15.92:1 | AAA | Lc -88.1 | 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
#F8F7E3
oklch(97.2% 0.026 104.5)
-
Step 100
100
#EFEDC1
oklch(93.7% 0.057 105.3)
-
Step 200
200 (this color)
#EFE45D
oklch(90.3% 0.154 104.7)
-
Step 300
300
#D2C500
oklch(80.8% 0.171 104.8)
-
Step 400
400
#B0A400
oklch(70.6% 0.149 104.3)
-
Step 500
500
#978D00
oklch(63.2% 0.134 104.6)
-
Step 600
600
#7E7600
oklch(55.5% 0.118 104.9)
-
Step 700
700
#6A6300
oklch(49.1% 0.104 104.8)
-
Step 800
800
#575100
oklch(42.7% 0.09 104.7)
-
Step 900
900
#484300
oklch(37.6% 0.08 104.8)
-
Step 950
950
#2B2800
oklch(27.1% 0.058 105.3)
#EFE45D 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) | #F6DD4D | 0.018 |
| Deuteranopia (no green cones) | #FAE365 | 0.018 |
| Tritanopia (no blue cones) | #FFD6C7 | 0.139 |
| Achromatopsia (no color) | #E0E0E0 | 0.154 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #EFE45D
#EFE45D
oklch(90.3% 0.154 104.7)
- #DBDBFF
#DBDBFF
oklch(90.3% 0.049 285.4)
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 #EFE45D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dull Yellow #EEDC5B ΔE 0.020
- Sand Yellow #FCE166 ΔE 0.023
- Yellow Tan #FFE36E ΔE 0.030
- Pale Gold #FDDE6C ΔE 0.031
- Sun Yellow #FFDF22 ΔE 0.033
- Dandelion #FEDF08 ΔE 0.036
- Sandy Yellow #FDEE73 ΔE 0.036
- Sunflower Yellow #FFDA03 ΔE 0.039
Use #EFE45D 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.