#376A75
Closest named color: Slate (#516572). oklch(49.3% 0.057 213.4), rgb(55, 106, 117).
Aa
White text reads best on this color (6.03:1).
About this color
#376A75 is a medium-dark, muted teal or cyan. In OKLCH its lightness is 49%, its chroma 0.057 and its hue 213°. Its hue sits on the cool side of the wheel. The nearest named color is Slate (#516572), ΔE 0.031 away. White text reads best on it, at 6.03:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (49%) |
| Chroma | muted (0.057) |
| Temperature | cool |
| Nearest name | Slate (#516572) |
| Black text | 3.48:1 |
| White text | 6.03:1 |
Values
| HEX | #376A75 |
| RGB | rgb(55, 106, 117) |
| HSL | hsl(191, 36%, 34%) |
| OKLCH | oklch(49.3% 0.057 213.4) |
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 #376A75 | 6.03:1 | AA | Lc -85.2 | Fine for body text |
| Black text on #376A75 | 3.48:1 | AA large text | Lc 24.0 | Dividers and decoration only |
| #376A75 text on white | 6.03:1 | AA | Lc 80.0 | Fine for body text |
| #376A75 text on black | 3.48:1 | AA large text | Lc -21.8 | 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
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100
#E4EBED
oklch(93.5% 0.008 216.6)
-
Step 200
200
#CEDCDF
oklch(88.5% 0.016 212)
-
Step 300
300
#ADC6CB
oklch(80.9% 0.028 211.1)
-
Step 400
400
#81A8B1
oklch(70.6% 0.044 213.4)
-
Step 500
500
#60939E
oklch(63.1% 0.057 212.7)
-
Step 600
600
#457D89
oklch(55.6% 0.062 213.1)
-
Step 700
700 (this color)
#376A75
oklch(49.3% 0.057 213.4)
-
Step 800
800
#2E565F
oklch(42.8% 0.047 213.9)
-
Step 900
900
#29474D
oklch(37.7% 0.037 211.7)
-
Step 950
950
#192A2D
oklch(27.1% 0.023 209.7)
#376A75 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) | #626776 | 0.053 |
| Deuteranopia (no green cones) | #586075 | 0.047 |
| Tritanopia (no blue cones) | #106E6D | 0.032 |
| Achromatopsia (no color) | #636363 | 0.058 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #376A75
#376A75
oklch(49.3% 0.057 213.4)
- #7F554C
#7F554C
oklch(49.3% 0.058 32.6)
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 #376A75, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate #516572 ΔE 0.031
- Dark Aqua #05696B ΔE 0.035
- Deep Turquoise #017374 ΔE 0.037
- Dark Aquamarine #017371 ΔE 0.039
- Deep Aqua #08787F ΔE 0.044
- Denim #3B638C ΔE 0.049
- YInMn Blue #415A77 ΔE 0.051
- Bluegreen #017A79 ΔE 0.051
Use #376A75 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.