#377253
Closest named color: Dark Aquamarine (#017371). oklch(50.3% 0.08 158.7), rgb(55, 114, 83).
Aa
White text reads best on this color (5.68:1).
About this color
#377253 is a medium-dark, moderately saturated green. In OKLCH its lightness is 50%, its chroma 0.080 and its hue 159°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Aquamarine (#017371), ΔE 0.049 away. White text reads best on it, at 5.68:1.
| Hue family | Greens |
| Lightness | medium-dark (50%) |
| Chroma | moderately saturated (0.080) |
| Temperature | in between |
| Nearest name | Dark Aquamarine (#017371) |
| Black text | 3.69:1 |
| White text | 5.68:1 |
Values
| HEX | #377253 |
| RGB | rgb(55, 114, 83) |
| HSL | hsl(148, 35%, 33%) |
| OKLCH | oklch(50.3% 0.08 158.7) |
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 #377253 | 5.68:1 | AA | Lc -83.5 | Fine for body text |
| Black text on #377253 | 3.69:1 | AA large text | Lc 25.8 | Dividers and decoration only |
| #377253 text on white | 5.68:1 | AA | Lc 78.3 | Fine for body text |
| #377253 text on black | 3.69:1 | AA large text | Lc -23.5 | 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
#F3F6F4
oklch(97% 0.004 157.2)
-
Step 100
100
#E4ECE7
oklch(93.6% 0.011 158.8)
-
Step 200
200
#CEDED4
oklch(88.6% 0.022 158.5)
-
Step 300
300
#ACC9B7
oklch(80.9% 0.04 158.1)
-
Step 400
400
#80AD92
oklch(70.7% 0.062 158)
-
Step 500
500
#5E9878
oklch(63% 0.078 158.9)
-
Step 600
600
#428360
oklch(55.7% 0.087 158.3)
-
Step 700
700 (this color)
#377253
oklch(50.3% 0.08 158.7)
-
Step 800
800
#2B5A41
oklch(42.7% 0.067 158.5)
-
Step 900
900
#284A37
oklch(37.7% 0.052 158.2)
-
Step 950
950
#182B20
oklch(26.9% 0.032 157.9)
#377253 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) | #716A51 | 0.075 |
| Deuteranopia (no green cones) | #686455 | 0.073 |
| Tritanopia (no blue cones) | #26716A | 0.037 |
| Achromatopsia (no color) | #676767 | 0.081 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #377253
#377253
oklch(50.3% 0.08 158.7)
- #825273
#825273
oklch(50.4% 0.079 339.2)
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 #377253, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Aquamarine #017371 ΔE 0.049
- Dark Olive Green #556B2F ΔE 0.049
- Dark Moss Green #606C38 ΔE 0.052
- Deep Turquoise #017374 ΔE 0.053
- Bluegreen #017A79 ΔE 0.056
- Dark Green Blue #1F6357 ΔE 0.057
- Camo Green #526525 ΔE 0.059
- Dark Aqua #05696B ΔE 0.060
Use #377253 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.