#C1DE61
Closest named color: Greenish Beige (#C9D179). oklch(85.4% 0.154 120.7), rgb(193, 222, 97).
Aa
Black text reads best on this color (13.88:1).
About this color
#C1DE61 is a light, vivid yellow. In OKLCH its lightness is 85%, its chroma 0.154 and its hue 121°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Greenish Beige (#C9D179), ΔE 0.050 away. Black text reads best on it, at 13.88:1.
| Hue family | Yellows |
| Lightness | light (85%) |
| Chroma | vivid (0.154) |
| Temperature | in between |
| Nearest name | Greenish Beige (#C9D179) |
| Black text | 13.88:1 |
| White text | 1.51:1 |
Values
| HEX | #C1DE61 |
| RGB | rgb(193, 222, 97) |
| HSL | hsl(74, 65%, 63%) |
| OKLCH | oklch(85.4% 0.154 120.7) |
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 #C1DE61 | 1.51:1 | Fails | Lc -27.0 | Dividers and decoration only |
| Black text on #C1DE61 | 13.88:1 | AAA | Lc 80.0 | Fine for body text |
| #C1DE61 text on white | 1.51:1 | Fails | Lc 23.8 | Dividers and decoration only |
| #C1DE61 text on black | 13.88:1 | AAA | Lc -79.4 | 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
#F3F9E5
oklch(97.2% 0.027 120.5)
-
Step 100
100
#E4F0C6
oklch(93.5% 0.057 120.5)
-
Step 200
200 (this color)
#C1DE61
oklch(85.4% 0.154 120.7)
-
Step 300
300
#B0D200
oklch(81% 0.194 120.7)
-
Step 400
400
#92AF00
oklch(70.7% 0.169 120.8)
-
Step 500
500
#7D9600
oklch(63.1% 0.151 120.8)
-
Step 600
600
#697E00
oklch(55.6% 0.133 120.6)
-
Step 700
700
#586A00
oklch(49.2% 0.117 120.6)
-
Step 800
800
#475700
oklch(42.8% 0.103 121.1)
-
Step 900
900
#3B4800
oklch(37.7% 0.09 120.7)
-
Step 950
950
#222B00
oklch(27.1% 0.065 121.1)
#C1DE61 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) | #EAD254 | 0.059 |
| Deuteranopia (no green cones) | #E7D269 | 0.061 |
| Tritanopia (no blue cones) | #CAD4C3 | 0.130 |
| Achromatopsia (no color) | #D2D2D2 | 0.155 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C1DE61
#C1DE61
oklch(85.4% 0.154 120.7)
- #D8C3FF
#D8C3FF
oklch(85.5% 0.085 300.6)
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 #C1DE61, closest first.
No curated palette has a color within ΔE 0.04 of #C1DE61.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greenish Beige #C9D179 ΔE 0.050
- Pale Olive Green #B1D27B ΔE 0.051
- Dull Yellow #EEDC5B ΔE 0.060
- Light Green #90EE90 ΔE 0.064
- Greenish Tan #BCCB7A ΔE 0.064
- Light Grey Green #B7E1A1 ΔE 0.066
- Pale Olive #B9CC81 ΔE 0.068
- Yellowy Green #BFF128 ΔE 0.069
Use #C1DE61 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.