#3E5E72
Closest named color: YInMn Blue (#415A77). oklch(46.5% 0.05 236.7), rgb(62, 94, 114).
Aa
White text reads best on this color (6.88:1).
About this color
#3E5E72 is a medium-dark, muted blue. In OKLCH its lightness is 47%, its chroma 0.050 and its hue 237°. Its hue sits on the cool side of the wheel. The nearest named color is YInMn Blue (#415A77), ΔE 0.017 away. White text reads best on it, at 6.88:1.
| Hue family | Blues |
| Lightness | medium-dark (47%) |
| Chroma | muted (0.050) |
| Temperature | cool |
| Nearest name | YInMn Blue (#415A77) |
| Black text | 3.04:1 |
| White text | 6.88:1 |
Values
| HEX | #3E5E72 |
| RGB | rgb(62, 94, 114) |
| HSL | hsl(203, 30%, 35%) |
| OKLCH | oklch(46.5% 0.05 236.7) |
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 #3E5E72 | 6.88:1 | AA | Lc -88.7 | Fine for body text |
| Black text on #3E5E72 | 3.04:1 | AA large text | Lc 20.3 | Dividers and decoration only |
| #3E5E72 text on white | 6.88:1 | AA | Lc 83.7 | Fine for body text |
| #3E5E72 text on black | 3.04:1 | AA large text | Lc -18.2 | 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 700.
-
Step 50
50
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100
#E6EBEE
oklch(93.7% 0.007 233.6)
-
Step 200
200
#D1DBE1
oklch(88.6% 0.014 233.8)
-
Step 300
300
#B3C3CE
oklch(80.8% 0.023 237.7)
-
Step 400
400
#8BA5B6
oklch(70.8% 0.038 236.8)
-
Step 500
500
#6D8EA4
oklch(63% 0.05 237.8)
-
Step 600
600
#55788F
oklch(55.5% 0.054 237.8)
-
Step 700
700 (this color)
#3E5E72
oklch(46.5% 0.05 236.7)
-
Step 800
800
#395363
oklch(42.8% 0.041 236)
-
Step 900
900
#314451
oklch(37.6% 0.033 238.7)
-
Step 950
950
#1D282F
oklch(27% 0.02 236.4)
#3E5E72 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) | #555D73 | 0.031 |
| Deuteranopia (no green cones) | #4E5872 | 0.026 |
| Tritanopia (no blue cones) | #296364 | 0.039 |
| Achromatopsia (no color) | #5A5A5A | 0.050 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3E5E72
#3E5E72
oklch(46.5% 0.05 236.7)
- #6F533E
#6F533E
oklch(46.6% 0.049 58)
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 #3E5E72, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- YInMn Blue #415A77 ΔE 0.017
- Slate #516572 ΔE 0.035
- Dusty Grape #545775 ΔE 0.036
- Denim #3B638C ΔE 0.041
- Light Navy Blue #2E5A88 ΔE 0.044
- Petrol #005F6A ΔE 0.046
- Dusk #4E5481 ΔE 0.048
- Dark Aqua #05696B ΔE 0.052
Use #3E5E72 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.