#CDC599
Closest named color: Ash Gray (#BFC8AD). oklch(81.9% 0.059 98.9), rgb(205, 197, 153).
Aa
Black text reads best on this color (12.04:1).
About this color
#CDC599 is a light, muted yellow. In OKLCH its lightness is 82%, its chroma 0.059 and its hue 99°. Its hue sits on the warm side of the wheel. The nearest named color is Ash Gray (#BFC8AD), ΔE 0.029 away. Black text reads best on it, at 12.04:1.
| Hue family | Yellows |
| Lightness | light (82%) |
| Chroma | muted (0.059) |
| Temperature | warm |
| Nearest name | Ash Gray (#BFC8AD) |
| Black text | 12.04:1 |
| White text | 1.74:1 |
Values
| HEX | #CDC599 |
| RGB | rgb(205, 197, 153) |
| HSL | hsl(51, 34%, 70%) |
| OKLCH | oklch(81.9% 0.059 98.9) |
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 #CDC599 | 1.74:1 | Fails | Lc -35.7 | Non-text elements, placeholder text |
| Black text on #CDC599 | 12.04:1 | AAA | Lc 72.1 | Content text, not long reading |
| #CDC599 text on white | 1.74:1 | Fails | Lc 31.7 | Non-text elements, placeholder text |
| #CDC599 text on black | 12.04:1 | AAA | Lc -71.0 | 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
#F7F6F0
oklch(97.2% 0.008 98.9)
-
Step 100
100
#ECEADD
oklch(93.5% 0.017 99.6)
-
Step 200
200
#DEDAC2
oklch(88.5% 0.032 99.3)
-
Step 300
300 (this color)
#CDC599
oklch(81.9% 0.059 98.9)
-
Step 400
400
#AFA259
oklch(70.7% 0.095 99.4)
-
Step 500
500
#9C8A1E
oklch(63.1% 0.122 99.1)
-
Step 600
600
#857300
oklch(55.6% 0.115 98.3)
-
Step 700
700
#6F6100
oklch(49.1% 0.102 99.4)
-
Step 800
800
#5B4F00
oklch(42.7% 0.088 99.2)
-
Step 900
900
#4C4200
oklch(37.8% 0.078 99.5)
-
Step 950
950
#2D2705
oklch(27.2% 0.051 99.1)
#CDC599 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) | #CEC296 | 0.007 |
| Deuteranopia (no green cones) | #D0C69A | 0.005 |
| Tritanopia (no blue cones) | #D5BFB9 | 0.053 |
| Achromatopsia (no color) | #C4C4C4 | 0.059 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #CDC599
#CDC599
oklch(81.9% 0.059 98.9)
- #BBC1EB
#BBC1EB
oklch(82% 0.059 278.6)
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 #CDC599, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Ash Gray #BFC8AD ΔE 0.029
- Burlywood #DEB887 ΔE 0.038
- Very Light Brown #D3B683 ΔE 0.039
- Pale Oak #DBCFB0 ΔE 0.041
- Tan #D2B48C ΔE 0.042
- Pale Olive #B9CC81 ΔE 0.050
- Sand #E2CA76 ΔE 0.054
- Greenish Tan #BCCB7A ΔE 0.054
Use #CDC599 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.