#057C51
Closest named color: Jungle Green (#048243). oklch(51.8% 0.115 160.2), rgb(5, 124, 81).
Aa
White text reads best on this color (5.23:1).
About this color
#057C51 is a medium-dark, moderately saturated green. In OKLCH its lightness is 52%, its chroma 0.115 and its hue 160°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Jungle Green (#048243), ΔE 0.031 away. White text reads best on it, at 5.23:1.
| Hue family | Greens |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.115) |
| Temperature | in between |
| Nearest name | Jungle Green (#048243) |
| Black text | 4.00:1 |
| White text | 5.23:1 |
Values
| HEX | #057C51 |
| RGB | rgb(5, 124, 81) |
| HSL | hsl(158, 92%, 25%) |
| OKLCH | oklch(51.8% 0.115 160.2) |
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 #057C51 | 5.23:1 | AA | Lc -80.8 | Fine for body text |
| Black text on #057C51 | 4.00:1 | AA large text | Lc 28.6 | Dividers and decoration only |
| #057C51 text on white | 5.23:1 | AA | Lc 75.5 | Fine for body text |
| #057C51 text on black | 4.00:1 | 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
#F1F7F4
oklch(97.1% 0.007 164.9)
-
Step 100
100
#E1EDE6
oklch(93.5% 0.016 160.6)
-
Step 200
200
#C8E0D2
oklch(88.5% 0.032 160.1)
-
Step 300
300
#A2CCB4
oklch(80.8% 0.056 159.8)
-
Step 400
400
#6CB28E
oklch(70.7% 0.089 160.5)
-
Step 500
500
#3D9E72
oklch(63% 0.113 160.7)
-
Step 600
600
#05895A
oklch(55.7% 0.124 160.3)
-
Step 700
700 (this color)
#057C51
oklch(51.8% 0.115 160.2)
-
Step 800
800
#025E3D
oklch(42.6% 0.094 160.7)
-
Step 900
900
#134D34
oklch(37.6% 0.073 160.6)
-
Step 950
950
#0E2D1E
oklch(26.9% 0.047 159.7)
#057C51 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) | #7A724E | 0.108 |
| Deuteranopia (no green cones) | #6E6954 | 0.105 |
| Tritanopia (no blue cones) | #007B71 | 0.050 |
| Achromatopsia (no color) | #6C6C6C | 0.116 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #057C51
#057C51
oklch(51.8% 0.115 160.2)
- #934B7D
#934B7D
oklch(51.8% 0.116 340)
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 #057C51, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Jungle Green #048243 ΔE 0.031
- Sea Green #2E8B57 ΔE 0.052
- Tree Green #2A7E19 ΔE 0.061
- Bluegreen #017A79 ΔE 0.064
- Dark Aquamarine #017371 ΔE 0.065
- Viridian #1E9167 ΔE 0.067
- Dark Sage #598556 ΔE 0.068
- Dark Olive Green #556B2F ΔE 0.069
Use #057C51 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.