#C8F178
Closest named color: Pistachio (#C0FA8B). oklch(90.4% 0.155 124.9), rgb(200, 241, 120).
Aa
Black text reads best on this color (16.30:1).
About this color
#C8F178 is a very light, vivid yellow. In OKLCH its lightness is 90%, its chroma 0.155 and its hue 125°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Pistachio (#C0FA8B), ΔE 0.025 away. Black text reads best on it, at 16.30:1.
| Hue family | Yellows |
| Lightness | very light (90%) |
| Chroma | vivid (0.155) |
| Temperature | in between |
| Nearest name | Pistachio (#C0FA8B) |
| Black text | 16.30:1 |
| White text | 1.28:1 |
Values
| HEX | #C8F178 |
| RGB | rgb(200, 241, 120) |
| HSL | hsl(80, 81%, 71%) |
| OKLCH | oklch(90.4% 0.155 124.9) |
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 #C8F178 | 1.28:1 | Fails | Lc -16.3 | Dividers and decoration only |
| Black text on #C8F178 | 16.30:1 | AAA | Lc 89.4 | Fine for body text |
| #C8F178 text on white | 1.28:1 | Fails | Lc 14.2 | Not readable |
| #C8F178 text on black | 16.30:1 | AAA | Lc -89.7 | 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
#F1F9E6
oklch(97.1% 0.026 125.6)
-
Step 100
100
#E1F1C7
oklch(93.5% 0.058 124.5)
-
Step 200
200 (this color)
#C8F178
oklch(90.4% 0.155 124.9)
-
Step 300
300
#A4D513
oklch(80.9% 0.199 124.8)
-
Step 400
400
#88B200
oklch(70.7% 0.177 124.8)
-
Step 500
500
#749900
oklch(63.2% 0.159 125)
-
Step 600
600
#618000
oklch(55.5% 0.139 124.8)
-
Step 700
700
#516C00
oklch(49.2% 0.123 125)
-
Step 800
800
#425800
oklch(42.6% 0.107 124.6)
-
Step 900
900
#364A00
oklch(37.8% 0.095 125.3)
-
Step 950
950
#1F2C00
oklch(27.1% 0.068 125.1)
#C8F178 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) | #FCE46D | 0.071 |
| Deuteranopia (no green cones) | #F7E27F | 0.073 |
| Tritanopia (no blue cones) | #CFE7D5 | 0.126 |
| Achromatopsia (no color) | #E3E3E3 | 0.156 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #C8F178
#C8F178
oklch(90.4% 0.155 124.9)
- #E8D6FF
#E8D6FF
oklch(90.3% 0.058 305.1)
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 #C8F178, closest first.
No curated palette has a color within ΔE 0.04 of #C8F178.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Pistachio #C0FA8B ΔE 0.025
- Light Yellow Green #CCFD7F ΔE 0.031
- Light Pea Green #C4FE82 ΔE 0.032
- Pear #CBF85F ΔE 0.033
- Pale Lime #BEFD73 ΔE 0.035
- Celery #C1FD95 ΔE 0.035
- Pale Light Green #B1FC99 ΔE 0.039
- Pastel Green #B0FF9D ΔE 0.045
Use #C8F178 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.