#318359
Closest named color: Sea Green (#2E8B57). oklch(54.8% 0.104 157.7), rgb(49, 131, 89).
Aa
White text reads best on this color (4.64:1).
About this color
#318359 is a medium-dark, moderately saturated green. In OKLCH its lightness is 55%, its chroma 0.104 and its hue 158°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Sea Green (#2E8B57), ΔE 0.026 away. White text reads best on it, at 4.64:1.
| Hue family | Greens |
| Lightness | medium-dark (55%) |
| Chroma | moderately saturated (0.104) |
| Temperature | in between |
| Nearest name | Sea Green (#2E8B57) |
| Black text | 4.52:1 |
| White text | 4.64:1 |
Values
| HEX | #318359 |
| RGB | rgb(49, 131, 89) |
| HSL | hsl(149, 46%, 35%) |
| OKLCH | oklch(54.8% 0.104 157.7) |
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 #318359 | 4.64:1 | AA | Lc -77.4 | Fine for body text |
| Black text on #318359 | 4.52:1 | AA | Lc 32.1 | Non-text elements, placeholder text |
| #318359 text on white | 4.64:1 | AA | Lc 72.0 | Content text, not long reading |
| #318359 text on black | 4.52:1 | AA | Lc -29.7 | 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
#CCDFD3
oklch(88.6% 0.026 158.1)
-
Step 300
300
#A8CAB5
oklch(80.8% 0.047 158.1)
-
Step 400
400
#79AF8F
oklch(70.7% 0.074 157.9)
-
Step 500
500
#539B73
oklch(63.1% 0.095 157.8)
-
Step 600
600 (this color)
#318359
oklch(54.8% 0.104 157.7)
-
Step 700
700
#25714B
oklch(49.1% 0.097 157.8)
-
Step 800
800
#215C3E
oklch(42.7% 0.079 158)
-
Step 900
900
#214C35
oklch(37.8% 0.063 158)
-
Step 950
950
#142C1F
oklch(26.9% 0.039 158.6)
#318359 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) | #827956 | 0.096 |
| Deuteranopia (no green cones) | #77715C | 0.094 |
| Tritanopia (no blue cones) | #0B8278 | 0.048 |
| Achromatopsia (no color) | #747474 | 0.104 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #318359
#318359
oklch(54.8% 0.104 157.7)
- #975886
#975886
oklch(54.8% 0.103 337.7)
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 #318359, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sea Green #2E8B57 ΔE 0.026
- Dark Sage #598556 ΔE 0.038
- Jungle Green #048243 ΔE 0.038
- Viridian #1E9167 ΔE 0.040
- Light Forest Green #4F9153 ΔE 0.055
- Fern Green #548D44 ΔE 0.055
- Military Green #667C3E ΔE 0.056
- Swamp #698339 ΔE 0.063
Use #318359 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.