#91C678
Closest named color: Light Moss Green (#A6C875). oklch(77.1% 0.12 136.1), rgb(145, 198, 120).
Aa
Black text reads best on this color (10.55:1).
About this color
#91C678 is a medium-light, moderately saturated green. In OKLCH its lightness is 77%, its chroma 0.120 and its hue 136°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Light Moss Green (#A6C875), ΔE 0.026 away. Black text reads best on it, at 10.55:1.
| Hue family | Greens |
| Lightness | medium-light (77%) |
| Chroma | moderately saturated (0.120) |
| Temperature | in between |
| Nearest name | Light Moss Green (#A6C875) |
| Black text | 10.55:1 |
| White text | 1.98:1 |
Values
| HEX | #91C678 |
| RGB | rgb(145, 198, 120) |
| HSL | hsl(101, 41%, 62%) |
| OKLCH | oklch(77.1% 0.12 136.1) |
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 #91C678 | 1.98:1 | Fails | Lc -42.8 | Non-text elements, placeholder text |
| Black text on #91C678 | 10.55:1 | AAA | Lc 65.5 | Content text, not long reading |
| #91C678 text on white | 1.98:1 | Fails | Lc 38.4 | Non-text elements, placeholder text |
| #91C678 text on black | 10.55:1 | AAA | Lc -64.0 | 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
#F1F8EE
oklch(97.1% 0.015 136.1)
-
Step 100
100
#E0F0D9
oklch(93.7% 0.035 136)
-
Step 200
200
#C6E4B8
oklch(88.6% 0.067 135.7)
-
Step 300
300 (this color)
#91C678
oklch(77.1% 0.12 136.1)
-
Step 400
400
#63BA2B
oklch(70.7% 0.192 136.2)
-
Step 500
500
#4DA100
oklch(63.1% 0.188 136.1)
-
Step 600
600
#408700
oklch(55.5% 0.165 136)
-
Step 700
700
#347200
oklch(49.1% 0.147 136.3)
-
Step 800
800
#2A5D00
oklch(42.6% 0.127 136)
-
Step 900
900
#224E00
oklch(37.7% 0.112 136.1)
-
Step 950
950
#112F00
oklch(27.1% 0.081 136.5)
#91C678 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) | #CBBB72 | 0.077 |
| Deuteranopia (no green cones) | #C3B67C | 0.077 |
| Tritanopia (no blue cones) | #90C1B3 | 0.084 |
| Achromatopsia (no color) | #B8B8B8 | 0.120 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #91C678
#91C678
oklch(77.1% 0.12 136.1)
- #D29CE8
#D29CE8
oklch(77% 0.12 315.9)
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 #91C678, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Moss Green #A6C875 ΔE 0.026
- Tan Green #A9BE70 ΔE 0.033
- Light Olive Green #A4BE5C ΔE 0.034
- Light Olive #ACBF69 ΔE 0.035
- Soft Green #6FC276 ΔE 0.039
- Lichen #8FB67B ΔE 0.047
- Dark Sea Green #8FBC8F ΔE 0.047
- Pale Olive Green #B1D27B ΔE 0.053
Use #91C678 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.