#277B4C
Closest named color: Jungle Green (#048243). oklch(52% 0.109 154.8), rgb(39, 123, 76).
Aa
White text reads best on this color (5.21:1).
About this color
#277B4C is a medium-dark, moderately saturated green. In OKLCH its lightness is 52%, its chroma 0.109 and its hue 155°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Jungle Green (#048243), ΔE 0.030 away. White text reads best on it, at 5.21:1.
| Hue family | Greens |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.109) |
| Temperature | in between |
| Nearest name | Jungle Green (#048243) |
| Black text | 4.02:1 |
| White text | 5.21:1 |
Values
| HEX | #277B4C |
| RGB | rgb(39, 123, 76) |
| HSL | hsl(146, 52%, 32%) |
| OKLCH | oklch(52% 0.109 154.8) |
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 #277B4C | 5.21:1 | AA | Lc -80.9 | Fine for body text |
| Black text on #277B4C | 4.02:1 | AA large text | Lc 28.5 | Dividers and decoration only |
| #277B4C text on white | 5.21:1 | AA | Lc 75.6 | Fine for body text |
| #277B4C text on black | 4.02:1 | AA large text | Lc -26.2 | 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 700.
-
Step 50
50
#F2F7F3
oklch(97.1% 0.007 151.9)
-
Step 100
100
#E2EDE5
oklch(93.6% 0.016 154.5)
-
Step 200
200
#CBDFD1
oklch(88.5% 0.029 155.2)
-
Step 300
300
#A6CBB2
oklch(80.8% 0.053 155.5)
-
Step 400
400
#75B189
oklch(70.8% 0.086 154.5)
-
Step 500
500
#4D9D6C
oklch(63.2% 0.109 154.8)
-
Step 600
600
#2B8754
oklch(55.6% 0.117 155)
-
Step 700
700 (this color)
#277B4C
oklch(52% 0.109 154.8)
-
Step 800
800
#1B5D38
oklch(42.7% 0.09 154.7)
-
Step 900
900
#1D4C31
oklch(37.6% 0.07 155.6)
-
Step 950
950
#132D1D
oklch(27.1% 0.044 155)
#277B4C 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) | #7B7149 | 0.098 |
| Deuteranopia (no green cones) | #70694F | 0.096 |
| Tritanopia (no blue cones) | #007A6F | 0.053 |
| Achromatopsia (no color) | #6C6C6C | 0.110 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #277B4C
#277B4C
oklch(52% 0.109 154.8)
- #8F4F82
#8F4F82
oklch(52.1% 0.109 335)
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 #277B4C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jungle Green #048243 ΔE 0.030
- Sea Green #2E8B57 ΔE 0.049
- Tree Green #2A7E19 ΔE 0.056
- Dark Olive Green #556B2F ΔE 0.058
- Dark Sage #598556 ΔE 0.060
- Muddy Green #657432 ΔE 0.063
- Military Green #667C3E ΔE 0.064
- Dark Moss Green #606C38 ΔE 0.065
Use #277B4C 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.