#38539A
Closest named color: Denim Blue (#3B5B92). oklch(45.9% 0.12 266.1), rgb(56, 83, 154).
Aa
White text reads best on this color (7.31:1).
About this color
#38539A is a medium-dark, moderately saturated blue. In OKLCH its lightness is 46%, its chroma 0.120 and its hue 266°. Its hue sits on the cool side of the wheel. The nearest named color is Denim Blue (#3B5B92), ΔE 0.029 away. White text reads best on it, at 7.31:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.120) |
| Temperature | cool |
| Nearest name | Denim Blue (#3B5B92) |
| Black text | 2.87:1 |
| White text | 7.31:1 |
Values
| HEX | #38539A |
| RGB | rgb(56, 83, 154) |
| HSL | hsl(223, 47%, 41%) |
| OKLCH | oklch(45.9% 0.12 266.1) |
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 #38539A | 7.31:1 | AAA | Lc -90.0 | Preferred for body text |
| Black text on #38539A | 2.87:1 | Fails | Lc 18.9 | Dividers and decoration only |
| #38539A text on white | 7.31:1 | AAA | Lc 85.2 | Fine for body text |
| #38539A text on black | 2.87:1 | Fails | Lc -16.9 | 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
#F2F5FC
oklch(97% 0.01 267.4)
-
Step 100
100
#E3EAF8
oklch(93.6% 0.02 264.5)
-
Step 200
200
#CDD9F4
oklch(88.5% 0.039 266.5)
-
Step 300
300
#ACC0EF
oklch(80.9% 0.07 266.8)
-
Step 400
400
#809EE7
oklch(70.6% 0.113 266.5)
-
Step 500
500
#6185E0
oklch(63.2% 0.143 266.1)
-
Step 600
600
#486CCE
oklch(55.6% 0.157 266.2)
-
Step 700
700
#3A5AB2
oklch(49.2% 0.145 266.2)
-
Step 800
800 (this color)
#38539A
oklch(45.9% 0.12 266.1)
-
Step 900
900
#2A3E73
oklch(37.6% 0.094 266.4)
-
Step 950
950
#192543
oklch(27% 0.058 266.1)
#38539A 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) | #315B9D | 0.022 |
| Deuteranopia (no green cones) | #215299 | 0.023 |
| Tritanopia (no blue cones) | #00636F | 0.101 |
| Achromatopsia (no color) | #565656 | 0.120 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #38539A
#38539A
oklch(45.9% 0.12 266.1)
- #6F5300
#6F5300
oklch(45.9% 0.094 85.9)
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 #38539A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Denim Blue #3B5B92 ΔE 0.029
- Dusk Blue #26538D ΔE 0.029
- Twilight #4E518B ΔE 0.036
- Light Navy Blue #2E5A88 ΔE 0.040
- Dusky Blue #475F94 ΔE 0.044
- Cobalt #1E488F ΔE 0.047
- Blueberry #464196 ΔE 0.048
- Dusk #4E5481 ΔE 0.050
Use #38539A 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.