#C6E378
Closest named color: Greenish Beige (#C9D179). oklch(87.2% 0.137 121.8), rgb(198, 227, 120).
Aa
Black text reads best on this color (14.66:1).
About this color
#C6E378 is a light, moderately saturated yellow. In OKLCH its lightness is 87%, its chroma 0.137 and its hue 122°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Greenish Beige (#C9D179), ΔE 0.048 away. Black text reads best on it, at 14.66:1.
| Hue family | Yellows |
| Lightness | light (87%) |
| Chroma | moderately saturated (0.137) |
| Temperature | in between |
| Nearest name | Greenish Beige (#C9D179) |
| Black text | 14.66:1 |
| White text | 1.43:1 |
Values
| HEX | #C6E378 |
| RGB | rgb(198, 227, 120) |
| HSL | hsl(76, 66%, 68%) |
| OKLCH | oklch(87.2% 0.137 121.8) |
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 #C6E378 | 1.43:1 | Fails | Lc -23.5 | Dividers and decoration only |
| Black text on #C6E378 | 14.66:1 | AAA | Lc 83.0 | Fine for body text |
| #C6E378 text on white | 1.43:1 | Fails | Lc 20.7 | Dividers and decoration only |
| #C6E378 text on black | 14.66:1 | AAA | Lc -82.7 | 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
#F3F8E7
oklch(97.1% 0.023 120.2)
-
Step 100
100
#E4F0CA
oklch(93.6% 0.052 121.7)
-
Step 200
200 (this color)
#C6E378
oklch(87.2% 0.137 121.8)
-
Step 300
300
#AFD137
oklch(80.9% 0.176 121.5)
-
Step 400
400
#90B000
oklch(70.8% 0.171 121.8)
-
Step 500
500
#7B9700
oklch(63.2% 0.153 121.9)
-
Step 600
600
#677F00
oklch(55.7% 0.135 121.9)
-
Step 700
700
#566A00
oklch(49% 0.118 121.7)
-
Step 800
800
#465700
oklch(42.7% 0.103 121.8)
-
Step 900
900
#3A4800
oklch(37.6% 0.091 121.4)
-
Step 950
950
#212B00
oklch(27% 0.066 122.2)
#C6E378 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) | #EED86F | 0.057 |
| Deuteranopia (no green cones) | #EAD87E | 0.057 |
| Tritanopia (no blue cones) | #CEDACA | 0.113 |
| Achromatopsia (no color) | #D7D7D7 | 0.138 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C6E378
#C6E378
oklch(87.2% 0.137 121.8)
- #DDCAFF
#DDCAFF
oklch(87.2% 0.075 301.2)
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 #C6E378, closest first.
No curated palette has a color within ΔE 0.04 of #C6E378.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greenish Beige #C9D179 ΔE 0.048
- Light Grey Green #B7E1A1 ΔE 0.050
- Dull Yellow #EEDC5B ΔE 0.054
- Light Sage #BCECAC ΔE 0.055
- Pale Olive Green #B1D27B ΔE 0.056
- Washed Out Green #BCF5A6 ΔE 0.056
- Pistachio #C0FA8B ΔE 0.057
- Light Green #90EE90 ΔE 0.060
Use #C6E378 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.