#057255
Closest named color: Dark Aquamarine (#017371). oklch(49.1% 0.099 167.4), rgb(5, 114, 85).
Aa
White text reads best on this color (5.92:1).
About this color
#057255 is a medium-dark, moderately saturated green. In OKLCH its lightness is 49%, its chroma 0.099 and its hue 167°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Aquamarine (#017371), ΔE 0.044 away. White text reads best on it, at 5.92:1.
| Hue family | Greens |
| Lightness | medium-dark (49%) |
| Chroma | moderately saturated (0.099) |
| Temperature | in between |
| Nearest name | Dark Aquamarine (#017371) |
| Black text | 3.54:1 |
| White text | 5.92:1 |
Values
| HEX | #057255 |
| RGB | rgb(5, 114, 85) |
| HSL | hsl(164, 92%, 23%) |
| OKLCH | oklch(49.1% 0.099 167.4) |
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 #057255 | 5.92:1 | AA | Lc -84.3 | Fine for body text |
| Black text on #057255 | 3.54:1 | AA large text | Lc 25.0 | Dividers and decoration only |
| #057255 text on white | 5.92:1 | AA | Lc 79.1 | Fine for body text |
| #057255 text on black | 3.54:1 | AA large text | Lc -22.7 | 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 700.
-
Step 50
50
#F2F7F4
oklch(97.2% 0.007 160.1)
-
Step 100
100
#E2EDE8
oklch(93.6% 0.013 167.2)
-
Step 200
200
#C9DFD5
oklch(88.4% 0.027 166.7)
-
Step 300
300
#A4CBBA
oklch(80.9% 0.048 166.8)
-
Step 400
400
#70B097
oklch(70.7% 0.076 167.5)
-
Step 500
500
#449C7D
oklch(63% 0.098 167.3)
-
Step 600
600
#1A8766
oklch(55.7% 0.107 166.9)
-
Step 700
700 (this color)
#057255
oklch(49.1% 0.099 167.4)
-
Step 800
800
#0E5D46
oklch(42.7% 0.082 167.7)
-
Step 900
900
#174C3B
oklch(37.6% 0.063 168.2)
-
Step 950
950
#102D22
oklch(27.1% 0.041 166.1)
#057255 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) | #6F6953 | 0.099 |
| Deuteranopia (no green cones) | #636057 | 0.096 |
| Tritanopia (no blue cones) | #00736A | 0.032 |
| Achromatopsia (no color) | #646464 | 0.100 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #057255
#057255
oklch(49.1% 0.099 167.4)
- #88486B
#88486B
oklch(49.1% 0.098 347.3)
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 #057255, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Aquamarine #017371 ΔE 0.044
- Deep Turquoise #017374 ΔE 0.049
- Dark Green Blue #1F6357 ΔE 0.050
- Dark Aqua #05696B ΔE 0.053
- Bluegreen #017A79 ΔE 0.055
- Jungle Green #048243 ΔE 0.064
- Deep Aqua #08787F ΔE 0.065
- Spruce #0A5F38 ΔE 0.065
Use #057255 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.