#CFB540
Closest named color: Dark Yellow (#D5B60A). oklch(77.5% 0.136 96.4), rgb(207, 181, 64).
Aa
Black text reads best on this color (10.33:1).
About this color
#CFB540 is a medium-light, moderately saturated yellow. In OKLCH its lightness is 77%, its chroma 0.136 and its hue 96°. Its hue sits on the warm side of the wheel. The nearest named color is Dark Yellow (#D5B60A), ΔE 0.024 away. Black text reads best on it, at 10.33:1.
| Hue family | Yellows |
| Lightness | medium-light (77%) |
| Chroma | moderately saturated (0.136) |
| Temperature | warm |
| Nearest name | Dark Yellow (#D5B60A) |
| Black text | 10.33:1 |
| White text | 2.03:1 |
Values
| HEX | #CFB540 |
| RGB | rgb(207, 181, 64) |
| HSL | hsl(49, 60%, 53%) |
| OKLCH | oklch(77.5% 0.136 96.4) |
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 #CFB540 | 2.03:1 | Fails | Lc -43.9 | Non-text elements, placeholder text |
| Black text on #CFB540 | 10.33:1 | AAA | Lc 64.5 | Content text, not long reading |
| #CFB540 text on white | 2.03:1 | Fails | Lc 39.4 | Non-text elements, placeholder text |
| #CFB540 text on black | 10.33:1 | AAA | Lc -63.0 | 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
#F9F6E8
oklch(97.2% 0.019 96.9)
-
Step 100
100
#F1EACD
oklch(93.5% 0.039 95.9)
-
Step 200
200
#E7DAA0
oklch(88.5% 0.076 97)
-
Step 300
300 (this color)
#CFB540
oklch(77.5% 0.136 96.4)
-
Step 400
400
#BB9F00
oklch(70.6% 0.145 96.4)
-
Step 500
500
#A18800
oklch(63.1% 0.13 96)
-
Step 600
600
#877200
oklch(55.5% 0.114 96.2)
-
Step 700
700
#726000
oklch(49.2% 0.101 96.3)
-
Step 800
800
#5D4E00
oklch(42.6% 0.088 96.3)
-
Step 900
900
#4E4100
oklch(37.8% 0.078 96.2)
-
Step 950
950
#2E2600
oklch(27% 0.056 97.1)
#CFB540 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) | #C7B130 | 0.019 |
| Deuteranopia (no green cones) | #CEB947 | 0.010 |
| Tritanopia (no blue cones) | #DFA79D | 0.125 |
| Achromatopsia (no color) | #B6B6B6 | 0.136 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CFB540
#CFB540
oklch(77.5% 0.136 96.4)
- #A2AFFF
#A2AFFF
oklch(77.5% 0.115 276.3)
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 #CFB540, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Yellow #D5B60A ΔE 0.024
- Mustard #CEB301 ΔE 0.024
- Burnt Yellow #D5AB09 ΔE 0.028
- Mustard Yellow #D2BD0A ΔE 0.035
- Olive Yellow #C2B709 ΔE 0.035
- Goldenrod #DAA520 ΔE 0.040
- Desert #CCAD60 ΔE 0.041
- Dark Khaki #BDB76B ΔE 0.042
Use #CFB540 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.