#31914F
Closest named color: Sea Green (#2E8B57). oklch(58.4% 0.134 150.3), rgb(49, 145, 79).
Aa
Black text reads best on this color (5.29:1).
About this color
#31914F is a medium-dark, moderately saturated green. In OKLCH its lightness is 58%, its chroma 0.134 and its hue 150°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Sea Green (#2E8B57), ΔE 0.024 away. Black text reads best on it, at 5.29:1.
| Hue family | Greens |
| Lightness | medium-dark (58%) |
| Chroma | moderately saturated (0.134) |
| Temperature | in between |
| Nearest name | Sea Green (#2E8B57) |
| Black text | 5.29:1 |
| White text | 3.96:1 |
Values
| HEX | #31914F |
| RGB | rgb(49, 145, 79) |
| HSL | hsl(139, 49%, 38%) |
| OKLCH | oklch(58.4% 0.134 150.3) |
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 #31914F | 3.96:1 | AA large text | Lc -72.2 | Content text, not long reading |
| Black text on #31914F | 5.29:1 | AA | Lc 37.4 | Non-text elements, placeholder text |
| #31914F text on white | 3.96:1 | AA large text | Lc 66.7 | Content text, not long reading |
| #31914F text on black | 5.29:1 | AA | Lc -35.0 | 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 600.
-
Step 50
50
#F2F7F3
oklch(97.1% 0.007 151.9)
-
Step 100
100
#E2EDE4
oklch(93.5% 0.017 151.1)
-
Step 200
200
#CAE0CE
oklch(88.5% 0.034 150.8)
-
Step 300
300
#A6CCAD
oklch(80.9% 0.059 150.3)
-
Step 400
400
#73B281
oklch(70.8% 0.097 150.4)
-
Step 500
500
#4A9E61
oklch(63.1% 0.123 150.4)
-
Step 600
600 (this color)
#31914F
oklch(58.4% 0.134 150.3)
-
Step 700
700
#167438
oklch(49.2% 0.125 150.2)
-
Step 800
800
#175E2F
oklch(42.7% 0.103 150.4)
-
Step 900
900
#1C4D2A
oklch(37.7% 0.08 150.2)
-
Step 950
950
#122D19
oklch(26.9% 0.05 150.3)
#31914F 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) | #92854A | 0.111 |
| Deuteranopia (no green cones) | #867C53 | 0.110 |
| Tritanopia (no blue cones) | #098F81 | 0.073 |
| Achromatopsia (no color) | #808080 | 0.135 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #31914F
#31914F
oklch(58.4% 0.134 150.3)
- #A75BA1
#A75BA1
oklch(58.4% 0.134 330.1)
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 #31914F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sea Green #2E8B57 ΔE 0.024
- Light Forest Green #4F9153 ΔE 0.025
- Fern Green #548D44 ΔE 0.028
- Viridian #1E9167 ΔE 0.032
- Kelley Green #009337 ΔE 0.037
- Moss Green #658B38 ΔE 0.047
- Forest Green #228B22 ΔE 0.048
- Irish Green #019529 ΔE 0.050
Use #31914F 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.