#31A459
Closest named color: Mid Green (#50A747). oklch(63.7% 0.15 150.8), rgb(49, 164, 89).
Aa
Black text reads best on this color (6.58:1).
About this color
#31A459 is a medium-light, vivid green. In OKLCH its lightness is 64%, its chroma 0.150 and its hue 151°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Mid Green (#50A747), ΔE 0.030 away. Black text reads best on it, at 6.58:1.
| Hue family | Greens |
| Lightness | medium-light (64%) |
| Chroma | vivid (0.150) |
| Temperature | in between |
| Nearest name | Mid Green (#50A747) |
| Black text | 6.58:1 |
| White text | 3.18:1 |
Values
| HEX | #31A459 |
| RGB | rgb(49, 164, 89) |
| HSL | hsl(141, 54%, 42%) |
| OKLCH | oklch(63.7% 0.15 150.8) |
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 #31A459 | 3.18:1 | AA large text | Lc -64.1 | Content text, not long reading |
| Black text on #31A459 | 6.58:1 | AA | Lc 45.4 | Large or bold text, headings |
| #31A459 text on white | 3.18:1 | AA large text | Lc 58.7 | Large or bold text, headings |
| #31A459 text on black | 6.58:1 | AA | Lc -43.1 | Non-text elements, placeholder 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 500.
-
Step 50
50
#F1F7F2
oklch(97% 0.009 150.7)
-
Step 100
100
#E0EEE3
oklch(93.6% 0.021 152.2)
-
Step 200
200
#C7E1CC
oklch(88.5% 0.04 151.1)
-
Step 300
300
#9ECFA9
oklch(81% 0.074 151.3)
-
Step 400
400
#65B57A
oklch(70.6% 0.117 150.9)
-
Step 500
500 (this color)
#31A459
oklch(63.7% 0.15 150.8)
-
Step 600
600
#008B41
oklch(55.7% 0.151 150.7)
-
Step 700
700
#007536
oklch(49.2% 0.133 150.8)
-
Step 800
800
#00602B
oklch(42.8% 0.116 150.8)
-
Step 900
900
#064F24
oklch(37.5% 0.098 150.9)
-
Step 950
950
#092F16
oklch(27.1% 0.062 151)
#31A459 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) | #A59653 | 0.126 |
| Deuteranopia (no green cones) | #978C5E | 0.125 |
| Tritanopia (no blue cones) | #00A192 | 0.082 |
| Achromatopsia (no color) | #909090 | 0.151 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #31A459
#31A459
oklch(63.7% 0.15 150.8)
- #BE65B5
#BE65B5
oklch(63.7% 0.152 331)
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 #31A459, closest first.
No curated palette has a color within ΔE 0.04 of #31A459.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mid Green #50A747 ΔE 0.030
- Seaweed Green #35AD6B ΔE 0.031
- Jade #1FA774 ΔE 0.033
- Jade Green #2BAF6A ΔE 0.033
- Muted Green #5FA052 ΔE 0.034
- Medium Green #39AD48 ΔE 0.037
- Algae #54AC68 ΔE 0.040
- Dark Pastel Green #56AE57 ΔE 0.042
Use #31A459 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.