#375A4C
Closest named color: Dark Green Blue (#1F6357). oklch(43.6% 0.047 167), rgb(55, 90, 76).
Aa
White text reads best on this color (7.69:1).
About this color
#375A4C is a dark, muted green. In OKLCH its lightness is 44%, its chroma 0.047 and its hue 167°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Green Blue (#1F6357), ΔE 0.031 away. White text reads best on it, at 7.69:1.
| Hue family | Greens |
| Lightness | dark (44%) |
| Chroma | muted (0.047) |
| Temperature | in between |
| Nearest name | Dark Green Blue (#1F6357) |
| Black text | 2.72:1 |
| White text | 7.69:1 |
Values
| HEX | #375A4C |
| RGB | rgb(55, 90, 76) |
| HSL | hsl(156, 24%, 28%) |
| OKLCH | oklch(43.6% 0.047 167) |
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 #375A4C | 7.69:1 | AAA | Lc -91.4 | Preferred for body text |
| Black text on #375A4C | 2.72:1 | Fails | Lc 17.3 | Dividers and decoration only |
| #375A4C text on white | 7.69:1 | AAA | Lc 86.7 | Fine for body text |
| #375A4C text on black | 2.72:1 | Fails | Lc -15.4 | 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 800.
-
Step 50
50
#F3F6F5
oklch(97.1% 0.003 174.5)
-
Step 100
100
#E5ECE9
oklch(93.7% 0.008 168.7)
-
Step 200
200
#D0DCD7
oklch(88.4% 0.015 169.2)
-
Step 300
300
#B1C7BD
oklch(81% 0.028 166.6)
-
Step 400
400
#87AA9B
oklch(70.8% 0.044 167.1)
-
Step 500
500
#689582
oklch(63.2% 0.057 166.5)
-
Step 600
600
#4F7F6C
oklch(55.6% 0.061 167.2)
-
Step 700
700
#3F6B5A
oklch(49% 0.056 167.4)
-
Step 800
800 (this color)
#375A4C
oklch(43.6% 0.047 167)
-
Step 900
900
#2E483D
oklch(37.7% 0.037 166.1)
-
Step 950
950
#1B2A24
oklch(26.9% 0.023 167.9)
#375A4C 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) | #58554B | 0.047 |
| Deuteranopia (no green cones) | #53514D | 0.047 |
| Tritanopia (no blue cones) | #2E5A56 | 0.018 |
| Achromatopsia (no color) | #535353 | 0.047 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #375A4C
#375A4C
oklch(43.6% 0.047 167)
- #654757
#654757
oklch(43.6% 0.047 346)
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 #375A4C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Green Blue #1F6357 ΔE 0.031
- Dark Slate Gray #2F4F4F ΔE 0.040
- Pine #2B5D34 ΔE 0.045
- Deep Teal #00555A ΔE 0.049
- Dark Blue Green #005249 ΔE 0.051
- Petrol #005F6A ΔE 0.052
- Spruce #0A5F38 ΔE 0.054
- Dark Aqua #05696B ΔE 0.058
Use #375A4C 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.