#ACC37B
Closest named color: Tan Green (#A9BE70). oklch(78.3% 0.099 123.1), rgb(172, 195, 123).
Aa
Black text reads best on this color (10.84:1).
About this color
#ACC37B is a light, moderately saturated yellow. In OKLCH its lightness is 78%, its chroma 0.099 and its hue 123°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Tan Green (#A9BE70), ΔE 0.017 away. Black text reads best on it, at 10.84:1.
| Hue family | Yellows |
| Lightness | light (78%) |
| Chroma | moderately saturated (0.099) |
| Temperature | in between |
| Nearest name | Tan Green (#A9BE70) |
| Black text | 10.84:1 |
| White text | 1.93:1 |
Values
| HEX | #ACC37B |
| RGB | rgb(172, 195, 123) |
| HSL | hsl(79, 37%, 62%) |
| OKLCH | oklch(78.3% 0.099 123.1) |
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 #ACC37B | 1.93:1 | Fails | Lc -41.4 | Non-text elements, placeholder text |
| Black text on #ACC37B | 10.84:1 | AAA | Lc 66.8 | Content text, not long reading |
| #ACC37B text on white | 1.93:1 | Fails | Lc 37.1 | Non-text elements, placeholder text |
| #ACC37B text on black | 10.84:1 | AAA | Lc -65.3 | 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
#E6EDD9
oklch(93.5% 0.028 122.7)
-
Step 200
200
#D2E0B8
oklch(88.6% 0.055 123.2)
-
Step 300
300 (this color)
#ACC37B
oklch(78.3% 0.099 123.1)
-
Step 400
400
#8EB02A
oklch(70.8% 0.159 123.2)
-
Step 500
500
#789700
oklch(63% 0.154 123)
-
Step 600
600
#647F00
oklch(55.5% 0.136 123.2)
-
Step 700
700
#546B00
oklch(49.1% 0.121 123.1)
-
Step 800
800
#445800
oklch(42.8% 0.106 123.5)
-
Step 900
900
#384900
oklch(37.7% 0.093 123.4)
-
Step 950
950
#202B00
oklch(26.9% 0.066 123.3)
#ACC37B 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) | #CBBB76 | 0.045 |
| Deuteranopia (no green cones) | #C8BA7F | 0.046 |
| Tritanopia (no blue cones) | #B1BCB1 | 0.081 |
| Achromatopsia (no color) | #BABABA | 0.099 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ACC37B
#ACC37B
oklch(78.3% 0.099 123.1)
- #C5A9ED
#C5A9ED
oklch(78.3% 0.099 303)
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 #ACC37B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Tan Green #A9BE70 ΔE 0.017
- Light Moss Green #A6C875 ΔE 0.019
- Light Olive #ACBF69 ΔE 0.020
- Pale Olive #B9CC81 ΔE 0.031
- Greenish Tan #BCCB7A ΔE 0.032
- Dark Khaki #BDB76B ΔE 0.035
- Light Olive Green #A4BE5C ΔE 0.037
- Pale Olive Green #B1D27B ΔE 0.042
Use #ACC37B 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.