#ACC978
Closest named color: Light Moss Green (#A6C875). oklch(79.6% 0.111 124.9), rgb(172, 201, 120).
Aa
Black text reads best on this color (11.38:1).
About this color
#ACC978 is a light, moderately saturated yellow. In OKLCH its lightness is 80%, its chroma 0.111 and its hue 125°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Moss Green (#A6C875), ΔE 0.009 away. Black text reads best on it, at 11.38:1.
| Hue family | Yellows |
| Lightness | light (80%) |
| Chroma | moderately saturated (0.111) |
| Temperature | in between |
| Nearest name | Light Moss Green (#A6C875) |
| Black text | 11.38:1 |
| White text | 1.84:1 |
Values
| HEX | #ACC978 |
| RGB | rgb(172, 201, 120) |
| HSL | hsl(81, 43%, 63%) |
| OKLCH | oklch(79.6% 0.111 124.9) |
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 #ACC978 | 1.84:1 | Fails | Lc -38.8 | Non-text elements, placeholder text |
| Black text on #ACC978 | 11.38:1 | AAA | Lc 69.2 | Content text, not long reading |
| #ACC978 text on white | 1.84:1 | Fails | Lc 34.6 | Non-text elements, placeholder text |
| #ACC978 text on black | 11.38:1 | AAA | Lc -67.9 | 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
#F3F7ED
oklch(97% 0.014 124.6)
-
Step 100
100
#E5EED7
oklch(93.6% 0.032 124.5)
-
Step 200
200
#D0E1B5
oklch(88.6% 0.061 124.8)
-
Step 300
300 (this color)
#ACC978
oklch(79.6% 0.111 124.9)
-
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)
#ACC978 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) | #D1C072 | 0.052 |
| Deuteranopia (no green cones) | #CDBE7C | 0.053 |
| Tritanopia (no blue cones) | #B1C2B5 | 0.089 |
| Achromatopsia (no color) | #BFBFBF | 0.112 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #ACC978
#ACC978
oklch(79.6% 0.111 124.9)
- #CDAAF6
#CDAAF6
oklch(79.6% 0.111 305.1)
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 #ACC978, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Moss Green #A6C875 ΔE 0.009
- Pale Olive #B9CC81 ΔE 0.022
- Greenish Tan #BCCB7A ΔE 0.022
- Pale Olive Green #B1D27B ΔE 0.025
- Light Olive #ACBF69 ΔE 0.027
- Tan Green #A9BE70 ΔE 0.030
- Light Olive Green #A4BE5C ΔE 0.039
- Greenish Beige #C9D179 ΔE 0.046
Use #ACC978 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.