#AFC178
Closest named color: Tan Green (#A9BE70). oklch(78% 0.099 120), rgb(175, 193, 120).
Aa
Black text reads best on this color (10.72:1).
About this color
#AFC178 is a medium-light, moderately saturated yellow. In OKLCH its lightness is 78%, its chroma 0.099 and its hue 120°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Tan Green (#A9BE70), ΔE 0.014 away. Black text reads best on it, at 10.72:1.
| Hue family | Yellows |
| Lightness | medium-light (78%) |
| Chroma | moderately saturated (0.099) |
| Temperature | in between |
| Nearest name | Tan Green (#A9BE70) |
| Black text | 10.72:1 |
| White text | 1.95:1 |
Values
| HEX | #AFC178 |
| RGB | rgb(175, 193, 120) |
| HSL | hsl(75, 37%, 61%) |
| OKLCH | oklch(78% 0.099 120) |
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 #AFC178 | 1.95:1 | Fails | Lc -42.1 | Non-text elements, placeholder text |
| Black text on #AFC178 | 10.72:1 | AAA | Lc 66.2 | Content text, not long reading |
| #AFC178 text on white | 1.95:1 | Fails | Lc 37.7 | Non-text elements, placeholder text |
| #AFC178 text on black | 10.72:1 | AAA | Lc -64.7 | 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
#F4F7ED
oklch(97.1% 0.014 120.3)
-
Step 100
100
#E7EDD8
oklch(93.6% 0.029 119.9)
-
Step 200
200
#D4DFB7
oklch(88.5% 0.055 120)
-
Step 300
300 (this color)
#AFC178
oklch(78% 0.099 120)
-
Step 400
400
#95AE22
oklch(70.8% 0.158 119.9)
-
Step 500
500
#7E9600
oklch(63.2% 0.151 120.4)
-
Step 600
600
#6A7E00
oklch(55.7% 0.132 120.1)
-
Step 700
700
#596A00
oklch(49.3% 0.117 120.1)
-
Step 800
800
#485600
oklch(42.6% 0.101 120)
-
Step 900
900
#3C4800
oklch(37.7% 0.09 119.9)
-
Step 950
950
#232B00
oklch(27.2% 0.064 120)
#AFC178 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) | #CAB973 | 0.040 |
| Deuteranopia (no green cones) | #C7B97B | 0.040 |
| Tritanopia (no blue cones) | #B5BAAF | 0.082 |
| Achromatopsia (no color) | #B9B9B9 | 0.099 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #AFC178
#AFC178
oklch(78% 0.099 120)
- #C1A9ED
#C1A9ED
oklch(78% 0.098 300.3)
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 #AFC178, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tan Green #A9BE70 ΔE 0.014
- Light Olive #ACBF69 ΔE 0.018
- Light Moss Green #A6C875 ΔE 0.023
- Dark Khaki #BDB76B ΔE 0.029
- Pale Olive #B9CC81 ΔE 0.033
- Greenish Tan #BCCB7A ΔE 0.033
- Light Olive Green #A4BE5C ΔE 0.036
- Pale Olive Green #B1D27B ΔE 0.046
Use #AFC178 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.