#376582
Closest named color: Denim (#3B638C). oklch(48.7% 0.069 238.1), rgb(55, 101, 130).
Aa
White text reads best on this color (6.27:1).
About this color
#376582 is a medium-dark, muted blue. In OKLCH its lightness is 49%, its chroma 0.069 and its hue 238°. Its hue sits on the cool side of the wheel. The nearest named color is Denim (#3B638C), ΔE 0.020 away. White text reads best on it, at 6.27:1.
| Hue family | Blues |
| Lightness | medium-dark (49%) |
| Chroma | muted (0.069) |
| Temperature | cool |
| Nearest name | Denim (#3B638C) |
| Black text | 3.34:1 |
| White text | 6.27:1 |
Values
| HEX | #376582 |
| RGB | rgb(55, 101, 130) |
| HSL | hsl(203, 41%, 36%) |
| OKLCH | oklch(48.7% 0.069 238.1) |
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 #376582 | 6.27:1 | AA | Lc -86.3 | Fine for body text |
| Black text on #376582 | 3.34:1 | AA large text | Lc 22.9 | Dividers and decoration only |
| #376582 text on white | 6.27:1 | AA | Lc 81.1 | Fine for body text |
| #376582 text on black | 3.34:1 | AA large text | Lc -20.7 | 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
#F3F6F8
oklch(97.1% 0.004 236.5)
-
Step 100
100
#E4EBF0
oklch(93.6% 0.01 238.5)
-
Step 200
200
#CEDBE4
oklch(88.4% 0.019 237.8)
-
Step 300
300
#AEC4D4
oklch(80.9% 0.033 239.5)
-
Step 400
400
#82A6BE
oklch(70.7% 0.053 237.7)
-
Step 500
500
#6190AE
oklch(63.1% 0.068 237.3)
-
Step 600
600
#477A9A
oklch(55.7% 0.074 237.7)
-
Step 700
700 (this color)
#376582
oklch(48.7% 0.069 238.1)
-
Step 800
800
#2F536B
oklch(42.6% 0.058 239.3)
-
Step 900
900
#2A4557
oklch(37.7% 0.045 238.8)
-
Step 950
950
#192933
oklch(27.1% 0.028 236.7)
#376582 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) | #586583 | 0.040 |
| Deuteranopia (no green cones) | #4D5D82 | 0.033 |
| Tritanopia (no blue cones) | #006C6F | 0.053 |
| Achromatopsia (no color) | #606060 | 0.069 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #376582
#376582
oklch(48.7% 0.069 238.1)
- #7D5537
#7D5537
oklch(48.6% 0.069 57.1)
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 #376582, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Denim #3B638C ΔE 0.020
- YInMn Blue #415A77 ΔE 0.033
- Slate #516572 ΔE 0.038
- Peacock Blue #016795 ΔE 0.039
- Light Navy Blue #2E5A88 ΔE 0.040
- Dusky Blue #475F94 ΔE 0.042
- Denim Blue #3B5B92 ΔE 0.045
- Sea Blue #047495 ΔE 0.049
Use #376582 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.