#318155
Closest named color: Sea Green (#2E8B57). oklch(54.2% 0.105 156.1), rgb(49, 129, 85).
Aa
White text reads best on this color (4.77:1).
About this color
#318155 is a medium-dark, moderately saturated green. In OKLCH its lightness is 54%, its chroma 0.105 and its hue 156°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Sea Green (#2E8B57), ΔE 0.030 away. White text reads best on it, at 4.77:1.
| Hue family | Greens |
| Lightness | medium-dark (54%) |
| Chroma | moderately saturated (0.105) |
| Temperature | in between |
| Nearest name | Sea Green (#2E8B57) |
| Black text | 4.40:1 |
| White text | 4.77:1 |
Values
| HEX | #318155 |
| RGB | rgb(49, 129, 85) |
| HSL | hsl(147, 45%, 35%) |
| OKLCH | oklch(54.2% 0.105 156.1) |
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 #318155 | 4.77:1 | AA | Lc -78.3 | Fine for body text |
| Black text on #318155 | 4.40:1 | AA large text | Lc 31.2 | Non-text elements, placeholder text |
| #318155 text on white | 4.77:1 | AA | Lc 72.8 | Content text, not long reading |
| #318155 text on black | 4.40:1 | AA large text | Lc -28.8 | Dividers and decoration only |
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
#F2F7F4
oklch(97.2% 0.007 160.1)
-
Step 100
100
#E3EDE6
oklch(93.7% 0.014 155.6)
-
Step 200
200
#CCDFD2
oklch(88.6% 0.027 155.9)
-
Step 300
300
#A9CAB4
oklch(80.9% 0.047 156)
-
Step 400
400
#79AF8D
oklch(70.7% 0.076 156.3)
-
Step 500
500
#549B71
oklch(63.1% 0.097 156.3)
-
Step 600
600 (this color)
#318155
oklch(54.2% 0.105 156.1)
-
Step 700
700
#277149
oklch(49.2% 0.098 156.2)
-
Step 800
800
#235C3C
oklch(42.7% 0.08 155.9)
-
Step 900
900
#224B33
oklch(37.6% 0.062 156)
-
Step 950
950
#152C1E
oklch(26.9% 0.039 155.9)
#318155 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) | #807752 | 0.094 |
| Deuteranopia (no green cones) | #757058 | 0.091 |
| Tritanopia (no blue cones) | #118076 | 0.051 |
| Achromatopsia (no color) | #737373 | 0.106 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #318155
#318155
oklch(54.2% 0.105 156.1)
- #955686
#955686
oklch(54.2% 0.105 336.3)
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 #318155, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sea Green #2E8B57 ΔE 0.030
- Jungle Green #048243 ΔE 0.035
- Dark Sage #598556 ΔE 0.042
- Viridian #1E9167 ΔE 0.047
- Military Green #667C3E ΔE 0.055
- Fern Green #548D44 ΔE 0.058
- Light Forest Green #4F9153 ΔE 0.059
- Muddy Green #657432 ΔE 0.063
Use #318155 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.