#38577B
Closest named color: YInMn Blue (#415A77). oklch(44.9% 0.07 253), rgb(56, 87, 123).
Aa
White text reads best on this color (7.45:1).
About this color
#38577B is a dark, muted blue. In OKLCH its lightness is 45%, its chroma 0.070 and its hue 253°. 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 7.45:1.
| Hue family | Blues |
| Lightness | dark (45%) |
| Chroma | muted (0.070) |
| Temperature | cool |
| Nearest name | YInMn Blue (#415A77) |
| Black text | 2.81:1 |
| White text | 7.45:1 |
Values
| HEX | #38577B |
| RGB | rgb(56, 87, 123) |
| HSL | hsl(212, 37%, 35%) |
| OKLCH | oklch(44.9% 0.07 253) |
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 #38577B | 7.45:1 | AAA | Lc -90.6 | Preferred for body text |
| Black text on #38577B | 2.81:1 | Fails | Lc 18.2 | Dividers and decoration only |
| #38577B text on white | 7.45:1 | AAA | Lc 85.8 | Fine for body text |
| #38577B 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
#F3F6F9
oklch(97.2% 0.005 247.9)
-
Step 100
100
#E4EAF2
oklch(93.5% 0.013 255.5)
-
Step 200
200
#CFDAE8
oklch(88.4% 0.023 254.4)
-
Step 300
300
#AFC3DB
oklch(81% 0.04 253.1)
-
Step 400
400
#84A3C9
oklch(70.6% 0.066 253.8)
-
Step 500
500
#658CBB
oklch(63% 0.084 253.6)
-
Step 600
600
#4B76A7
oklch(55.6% 0.091 252.6)
-
Step 700
700
#3C638F
oklch(49.1% 0.084 252.5)
-
Step 800
800 (this color)
#38577B
oklch(44.9% 0.07 253)
-
Step 900
900
#2C435E
oklch(37.7% 0.055 253.1)
-
Step 950
950
#1A2737
oklch(26.9% 0.035 254.1)
#38577B 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) | #49597D | 0.024 |
| Deuteranopia (no green cones) | #40527A | 0.017 |
| Tritanopia (no blue cones) | #145F64 | 0.060 |
| Achromatopsia (no color) | #555555 | 0.070 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #38577B
#38577B
oklch(44.9% 0.07 253)
- #6D4F25
#6D4F25
oklch(45.1% 0.071 73.5)
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 #38577B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- YInMn Blue #415A77 ΔE 0.017
- Light Navy Blue #2E5A88 ΔE 0.022
- Dusk #4E5481 ΔE 0.033
- Denim Blue #3B5B92 ΔE 0.038
- Dusty Grape #545775 ΔE 0.038
- Dusk Blue #26538D ΔE 0.039
- Denim #3B638C ΔE 0.041
- Deep Sea Blue #015482 ΔE 0.042
Use #38577B 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.