#277B52
Closest named color: Jungle Green (#048243). oklch(52.2% 0.104 158.1), rgb(39, 123, 82).
Aa
White text reads best on this color (5.19:1).
About this color
#277B52 is a medium-dark, moderately saturated green. In OKLCH its lightness is 52%, 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 Jungle Green (#048243), ΔE 0.037 away. White text reads best on it, at 5.19:1.
| Hue family | Greens |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.104) |
| Temperature | in between |
| Nearest name | Jungle Green (#048243) |
| Black text | 4.04:1 |
| White text | 5.19:1 |
Values
| HEX | #277B52 |
| RGB | rgb(39, 123, 82) |
| HSL | hsl(151, 52%, 32%) |
| OKLCH | oklch(52.2% 0.104 158.1) |
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 #277B52 | 5.19:1 | AA | Lc -80.8 | Fine for body text |
| Black text on #277B52 | 4.04:1 | AA large text | Lc 28.6 | Dividers and decoration only |
| #277B52 text on white | 5.19:1 | AA | Lc 75.5 | Fine for body text |
| #277B52 text on black | 4.04:1 | AA large text | Lc -26.3 | 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
#F2F7F4
oklch(97.2% 0.007 160.1)
-
Step 100
100
#E2EDE6
oklch(93.6% 0.015 158.2)
-
Step 200
200
#CBDFD2
oklch(88.5% 0.028 157.3)
-
Step 300
300
#A6CBB4
oklch(80.9% 0.051 157.8)
-
Step 400
400
#75B08E
oklch(70.7% 0.079 158.3)
-
Step 500
500
#4D9C72
oklch(63.1% 0.102 158.3)
-
Step 600
600
#2A875A
oklch(55.7% 0.112 158.1)
-
Step 700
700 (this color)
#277B52
oklch(52.2% 0.104 158.1)
-
Step 800
800
#1A5D3D
oklch(42.8% 0.086 158.4)
-
Step 900
900
#1D4C34
oklch(37.6% 0.066 158.5)
-
Step 950
950
#122D1E
oklch(27.1% 0.044 157.4)
#277B52 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) | #7A714F | 0.096 |
| Deuteranopia (no green cones) | #6F6A55 | 0.093 |
| Tritanopia (no blue cones) | #007A70 | 0.047 |
| Achromatopsia (no color) | #6D6D6D | 0.104 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #277B52
#277B52
oklch(52.2% 0.104 158.1)
- #8F507E
#8F507E
oklch(52.1% 0.104 337.9)
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 #277B52, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jungle Green #048243 ΔE 0.037
- Sea Green #2E8B57 ΔE 0.050
- Dark Sage #598556 ΔE 0.059
- Dark Olive Green #556B2F ΔE 0.061
- Bluegreen #017A79 ΔE 0.061
- Dark Aquamarine #017371 ΔE 0.062
- Military Green #667C3E ΔE 0.065
- Tree Green #2A7E19 ΔE 0.065
Use #277B52 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.