#39557A
Closest named color: YInMn Blue (#415A77). oklch(44.4% 0.07 255.7), rgb(57, 85, 122).
Aa
White text reads best on this color (7.62:1).
About this color
#39557A is a dark, muted blue. In OKLCH its lightness is 44%, its chroma 0.070 and its hue 256°. Its hue sits on the cool side of the wheel. The nearest named color is YInMn Blue (#415A77), ΔE 0.021 away. White text reads best on it, at 7.62:1.
| Hue family | Blues |
| Lightness | dark (44%) |
| Chroma | muted (0.070) |
| Temperature | cool |
| Nearest name | YInMn Blue (#415A77) |
| Black text | 2.75:1 |
| White text | 7.62:1 |
Values
| HEX | #39557A |
| RGB | rgb(57, 85, 122) |
| HSL | hsl(214, 36%, 35%) |
| OKLCH | oklch(44.4% 0.07 255.7) |
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 #39557A | 7.62:1 | AAA | Lc -91.2 | Preferred for body text |
| Black text on #39557A | 2.75:1 | Fails | Lc 17.6 | Dividers and decoration only |
| #39557A text on white | 7.62:1 | AAA | Lc 86.4 | Fine for body text |
| #39557A text on black | 2.75:1 | Fails | Lc -15.7 | 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 800.
-
Step 50
50
#F3F6F9
oklch(97.2% 0.005 247.9)
-
Step 100
100
#E5EAF2
oklch(93.6% 0.012 259.8)
-
Step 200
200
#D0DAE8
oklch(88.5% 0.022 256.7)
-
Step 300
300
#B0C2DB
oklch(80.8% 0.041 256.6)
-
Step 400
400
#86A3C9
oklch(70.7% 0.065 255.3)
-
Step 500
500
#678CBC
oklch(63.2% 0.084 255.2)
-
Step 600
600
#4E75A8
oklch(55.6% 0.091 255.5)
-
Step 700
700
#3F6290
oklch(49.1% 0.085 255.7)
-
Step 800
800 (this color)
#39557A
oklch(44.4% 0.07 255.7)
-
Step 900
900
#2E435E
oklch(37.8% 0.054 255.1)
-
Step 950
950
#1B2737
oklch(26.9% 0.034 255.8)
#39557A 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) | #46577C | 0.019 |
| Deuteranopia (no green cones) | #3E5179 | 0.013 |
| Tritanopia (no blue cones) | #195D62 | 0.061 |
| Achromatopsia (no color) | #545454 | 0.070 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #39557A
#39557A
oklch(44.4% 0.07 255.7)
- #6A4E23
#6A4E23
oklch(44.4% 0.07 75.9)
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 #39557A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- YInMn Blue #415A77 ΔE 0.021
- Light Navy Blue #2E5A88 ΔE 0.025
- Dusk #4E5481 ΔE 0.032
- Dusk Blue #26538D ΔE 0.038
- Dusty Grape #545775 ΔE 0.039
- Denim Blue #3B5B92 ΔE 0.040
- Deep Sea Blue #015482 ΔE 0.041
- Light Navy #155084 ΔE 0.042
Use #39557A 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.