#063054
Closest named color: Marine (#042E60). oklch(30.3% 0.078 249.7), rgb(6, 48, 84).
Aa
White text reads best on this color (13.47:1).
About this color
#063054 is a dark, moderately saturated blue. In OKLCH its lightness is 30%, its chroma 0.078 and its hue 250°. Its hue sits on the cool side of the wheel. The nearest named color is Marine (#042E60), ΔE 0.023 away. White text reads best on it, at 13.47:1.
| Hue family | Blues |
| Lightness | dark (30%) |
| Chroma | moderately saturated (0.078) |
| Temperature | cool |
| Nearest name | Marine (#042E60) |
| Black text | 1.55:1 |
| White text | 13.47:1 |
Values
| HEX | #063054 |
| RGB | rgb(6, 48, 84) |
| HSL | hsl(208, 87%, 18%) |
| OKLCH | oklch(30.3% 0.078 249.7) |
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 #063054 | 13.47:1 | AAA | Lc -102.8 | Preferred for body text |
| Black text on #063054 | 1.55:1 | Fails | Lc 0.0 | Not readable |
| #063054 text on white | 13.47:1 | AAA | Lc 99.6 | Preferred for body text |
| #063054 text on black | 1.55:1 | Fails | Lc 0.0 | Not readable |
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 950.
-
Step 50
50
#EFF6FE
oklch(97% 0.013 251.6)
-
Step 100
100
#DDECFC
oklch(93.7% 0.027 249.9)
-
Step 200
200
#C0DDFB
oklch(88.6% 0.052 249.3)
-
Step 300
300
#92C6FB
oklch(81% 0.093 249.5)
-
Step 400
400
#4EA5F9
oklch(70.6% 0.149 250.1)
-
Step 500
500
#008CEF
oklch(63% 0.178 249.9)
-
Step 600
600
#0076CA
oklch(55.7% 0.156 249.7)
-
Step 700
700
#0063AB
oklch(49.2% 0.138 249.7)
-
Step 800
800
#00518D
oklch(42.7% 0.12 249.5)
-
Step 900
900
#004377
oklch(37.7% 0.106 249.9)
-
Step 950
950 (this color)
#063054
oklch(30.3% 0.078 249.7)
#063054 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) | #1E3255 | 0.024 |
| Deuteranopia (no green cones) | #122B53 | 0.016 |
| Tritanopia (no blue cones) | #00393D | 0.059 |
| Achromatopsia (no color) | #2F2F2F | 0.078 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #063054
#063054
oklch(30.3% 0.078 249.7)
- #432800
#432800
oklch(30.4% 0.065 70.9)
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 #063054, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Marine #042E60 ΔE 0.023
- Prussian Blue #1D3557 ΔE 0.028
- Midnight Green #073B4C ΔE 0.043
- Marine Blue #01386A ΔE 0.043
- Dark Blue Grey #1F3B4D ΔE 0.049
- Space Cadet #2B2D42 ΔE 0.049
- Gunmetal #293241 ΔE 0.051
- Oxford Blue #1B263B ΔE 0.051
Use #063054 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.