#375F6D
Closest named color: YInMn Blue (#415A77). oklch(46.2% 0.05 222.5), rgb(55, 95, 109).
Aa
White text reads best on this color (6.95:1).
About this color
#375F6D is a medium-dark, muted teal or cyan. In OKLCH its lightness is 46%, its chroma 0.050 and its hue 222°. Its hue sits on the cool side of the wheel. The nearest named color is YInMn Blue (#415A77), ΔE 0.028 away. White text reads best on it, at 6.95:1.
| Hue family | Teals and cyans |
| Lightness | medium-dark (46%) |
| Chroma | muted (0.050) |
| Temperature | cool |
| Nearest name | YInMn Blue (#415A77) |
| Black text | 3.02:1 |
| White text | 6.95:1 |
Values
| HEX | #375F6D |
| RGB | rgb(55, 95, 109) |
| HSL | hsl(196, 33%, 32%) |
| OKLCH | oklch(46.2% 0.05 222.5) |
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 #375F6D | 6.95:1 | AA | Lc -88.9 | Fine for body text |
| Black text on #375F6D | 3.02:1 | AA large text | Lc 20.1 | Dividers and decoration only |
| #375F6D text on white | 6.95:1 | AA | Lc 84.0 | Fine for body text |
| #375F6D text on black | 3.02:1 | AA large text | Lc -18.0 | 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
#E5EBED
oklch(93.6% 0.007 219.6)
-
Step 200
200
#D0DBE0
oklch(88.5% 0.014 226.6)
-
Step 300
300
#B0C4CC
oklch(80.8% 0.025 223.7)
-
Step 400
400
#87A7B2
oklch(70.8% 0.039 220.8)
-
Step 500
500
#68919F
oklch(63.2% 0.05 221.1)
-
Step 600
600
#4F7B8A
oklch(55.7% 0.054 221.5)
-
Step 700
700 (this color)
#375F6D
oklch(46.2% 0.05 222.5)
-
Step 800
800
#345460
oklch(42.6% 0.042 223.7)
-
Step 900
900
#2E464E
oklch(37.8% 0.033 220.7)
-
Step 950
950
#1B292E
oklch(27% 0.021 222)
#375F6D 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) | #575D6E | 0.042 |
| Deuteranopia (no green cones) | #4F576D | 0.037 |
| Tritanopia (no blue cones) | #1C6363 | 0.033 |
| Achromatopsia (no color) | #595959 | 0.050 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #375F6D
#375F6D
oklch(46.2% 0.05 222.5)
- #714F42
#714F42
oklch(46.1% 0.051 41.8)
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 #375F6D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- YInMn Blue #415A77 ΔE 0.028
- Petrol #005F6A ΔE 0.035
- Slate #516572 ΔE 0.040
- Dark Aqua #05696B ΔE 0.042
- Dusty Grape #545775 ΔE 0.048
- Dark Green Blue #1F6357 ΔE 0.049
- Denim #3B638C ΔE 0.051
- Light Navy Blue #2E5A88 ΔE 0.052
Use #375F6D 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.