#348B54
Closest named color: Sea Green (#2E8B57). oklch(57% 0.119 152.7), rgb(52, 139, 84).
Aa
Black text reads best on this color (4.96:1).
About this color
#348B54 is a medium-dark, moderately saturated green. In OKLCH its lightness is 57%, its chroma 0.119 and its hue 153°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Sea Green (#2E8B57), ΔE 0.005 away. Black text reads best on it, at 4.96:1.
| Hue family | Greens |
| Lightness | medium-dark (57%) |
| Chroma | moderately saturated (0.119) |
| Temperature | in between |
| Nearest name | Sea Green (#2E8B57) |
| Black text | 4.96:1 |
| White text | 4.22:1 |
Values
| HEX | #348B54 |
| RGB | rgb(52, 139, 84) |
| HSL | hsl(142, 46%, 37%) |
| OKLCH | oklch(57% 0.119 152.7) |
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 #348B54 | 4.22:1 | AA large text | Lc -74.4 | Content text, not long reading |
| Black text on #348B54 | 4.96:1 | AA | Lc 35.2 | Non-text elements, placeholder text |
| #348B54 text on white | 4.22:1 | AA large text | Lc 68.9 | Content text, not long reading |
| #348B54 text on black | 4.96:1 | AA | Lc -32.8 | 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
#E3EDE5
oklch(93.6% 0.015 151.8)
-
Step 200
200
#CBDFD0
oklch(88.5% 0.029 153.3)
-
Step 300
300
#A7CBB0
oklch(80.8% 0.054 152.7)
-
Step 400
400
#77B087
oklch(70.6% 0.085 152.6)
-
Step 500
500
#509C69
oklch(63% 0.108 152.8)
-
Step 600
600 (this color)
#348B54
oklch(57% 0.119 152.7)
-
Step 700
700
#207241
oklch(49.1% 0.11 152.9)
-
Step 800
800
#1E5D36
oklch(42.7% 0.091 152.9)
-
Step 900
900
#1F4C2F
oklch(37.6% 0.071 153.1)
-
Step 950
950
#132D1C
oklch(27.1% 0.045 153.5)
#348B54 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) | #8B8050 | 0.102 |
| Deuteranopia (no green cones) | #807858 | 0.101 |
| Tritanopia (no blue cones) | #15897D | 0.062 |
| Achromatopsia (no color) | #7B7B7B | 0.120 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #348B54
#348B54
oklch(57% 0.119 152.7)
- #A05B96
#A05B96
oklch(57.1% 0.119 332.5)
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 #348B54, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Sea Green #2E8B57 ΔE 0.005
- Viridian #1E9167 ΔE 0.026
- Light Forest Green #4F9153 ΔE 0.031
- Fern Green #548D44 ΔE 0.033
- Dark Sage #598556 ΔE 0.037
- Jungle Green #048243 ΔE 0.042
- Moss Green #658B38 ΔE 0.051
- Kelley Green #009337 ΔE 0.053
Use #348B54 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.