#356E57
Closest named color: Dark Aquamarine (#017371). oklch(49.2% 0.071 165.1), rgb(53, 110, 87).
Aa
White text reads best on this color (5.96:1).
About this color
#356E57 is a medium-dark, moderately saturated green. In OKLCH its lightness is 49%, its chroma 0.071 and its hue 165°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Aquamarine (#017371), ΔE 0.041 away. White text reads best on it, at 5.96:1.
| Hue family | Greens |
| Lightness | medium-dark (49%) |
| Chroma | moderately saturated (0.071) |
| Temperature | in between |
| Nearest name | Dark Aquamarine (#017371) |
| Black text | 3.51:1 |
| White text | 5.96:1 |
Values
| HEX | #356E57 |
| RGB | rgb(53, 110, 87) |
| HSL | hsl(156, 35%, 32%) |
| OKLCH | oklch(49.2% 0.071 165.1) |
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 #356E57 | 5.96:1 | AA | Lc -84.9 | Fine for body text |
| Black text on #356E57 | 3.51:1 | AA large text | Lc 24.4 | Dividers and decoration only |
| #356E57 text on white | 5.96:1 | AA | Lc 79.7 | Fine for body text |
| #356E57 text on black | 3.51:1 | AA large text | Lc -22.1 | 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
#F3F6F5
oklch(97.1% 0.003 174.5)
-
Step 100
100
#E4ECE8
oklch(93.6% 0.01 164.9)
-
Step 200
200
#CEDDD6
oklch(88.4% 0.019 166.3)
-
Step 300
300
#ADC8BB
oklch(80.9% 0.034 164.9)
-
Step 400
400
#80AC98
oklch(70.7% 0.056 165.2)
-
Step 500
500
#5F977F
oklch(63% 0.07 165.3)
-
Step 600
600
#438268
oklch(55.7% 0.078 164.9)
-
Step 700
700 (this color)
#356E57
oklch(49.2% 0.071 165.1)
-
Step 800
800
#2C5947
oklch(42.6% 0.059 165.6)
-
Step 900
900
#29493B
oklch(37.6% 0.045 164.5)
-
Step 950
950
#182B23
oklch(27% 0.029 165.8)
#356E57 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) | #6C6756 | 0.071 |
| Deuteranopia (no green cones) | #636158 | 0.067 |
| Tritanopia (no blue cones) | #226E67 | 0.027 |
| Achromatopsia (no color) | #636363 | 0.072 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #356E57
#356E57
oklch(49.2% 0.071 165.1)
- #7E506A
#7E506A
oklch(49.1% 0.071 345.1)
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 #356E57, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Aquamarine #017371 ΔE 0.041
- Dark Green Blue #1F6357 ΔE 0.042
- Deep Turquoise #017374 ΔE 0.045
- Dark Aqua #05696B ΔE 0.047
- Bluegreen #017A79 ΔE 0.054
- Dark Olive Green #556B2F ΔE 0.056
- Dark Moss Green #606C38 ΔE 0.059
- Deep Aqua #08787F ΔE 0.060
Use #356E57 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.