#375875
Closest named color: YInMn Blue (#415A77). oklch(44.8% 0.062 246.2), rgb(55, 88, 117).
Aa
White text reads best on this color (7.45:1).
About this color
#375875 is a dark, muted blue. In OKLCH its lightness is 45%, its chroma 0.062 and its hue 246°. Its hue sits on the cool side of the wheel. The nearest named color is YInMn Blue (#415A77), ΔE 0.015 away. White text reads best on it, at 7.45:1.
| Hue family | Blues |
| Lightness | dark (45%) |
| Chroma | muted (0.062) |
| Temperature | cool |
| Nearest name | YInMn Blue (#415A77) |
| Black text | 2.81:1 |
| White text | 7.45:1 |
Values
| HEX | #375875 |
| RGB | rgb(55, 88, 117) |
| HSL | hsl(208, 36%, 34%) |
| OKLCH | oklch(44.8% 0.062 246.2) |
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 #375875 | 7.45:1 | AAA | Lc -90.7 | Preferred for body text |
| Black text on #375875 | 2.81:1 | Fails | Lc 18.2 | Dividers and decoration only |
| #375875 text on white | 7.45:1 | AAA | Lc 85.8 | Fine for body text |
| #375875 text on black | 2.81:1 | Fails | Lc -16.2 | 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
#F3F6F8
oklch(97.1% 0.004 236.5)
-
Step 100
100
#E4EBF1
oklch(93.6% 0.011 243.7)
-
Step 200
200
#CFDBE6
oklch(88.6% 0.02 245.7)
-
Step 300
300
#AEC3D7
oklch(80.8% 0.036 247)
-
Step 400
400
#84A5C3
oklch(70.8% 0.057 246.2)
-
Step 500
500
#648EB4
oklch(63.1% 0.074 246.6)
-
Step 600
600
#4A78A0
oklch(55.7% 0.08 246.1)
-
Step 700
700
#3B6589
oklch(49.2% 0.075 245.9)
-
Step 800
800 (this color)
#375875
oklch(44.8% 0.062 246.2)
-
Step 900
900
#2C445A
oklch(37.7% 0.048 247.1)
-
Step 950
950
#1A2835
oklch(27% 0.031 247.2)
#375875 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) | #4C5976 | 0.028 |
| Deuteranopia (no green cones) | #445274 | 0.023 |
| Tritanopia (no blue cones) | #175F62 | 0.052 |
| Achromatopsia (no color) | #555555 | 0.062 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #375875
#375875
oklch(44.8% 0.062 246.2)
- #6C4E2E
#6C4E2E
oklch(44.9% 0.062 66.9)
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 #375875, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- YInMn Blue #415A77 ΔE 0.015
- Light Navy Blue #2E5A88 ΔE 0.031
- Dusty Grape #545775 ΔE 0.039
- Dusk #4E5481 ΔE 0.040
- Denim #3B638C ΔE 0.045
- Deep Sea Blue #015482 ΔE 0.046
- Petrol #005F6A ΔE 0.047
- Denim Blue #3B5B92 ΔE 0.048
Use #375875 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.