#063154
Closest named color: Marine (#042E60). oklch(30.6% 0.077 248.7), rgb(6, 49, 84).
Aa
White text reads best on this color (13.33:1).
About this color
#063154 is a dark, moderately saturated blue. In OKLCH its lightness is 31%, its chroma 0.077 and its hue 249°. Its hue sits on the cool side of the wheel. The nearest named color is Marine (#042E60), ΔE 0.025 away. White text reads best on it, at 13.33:1.
| Hue family | Blues |
| Lightness | dark (31%) |
| Chroma | moderately saturated (0.077) |
| Temperature | cool |
| Nearest name | Marine (#042E60) |
| Black text | 1.57:1 |
| White text | 13.33:1 |
Values
| HEX | #063154 |
| RGB | rgb(6, 49, 84) |
| HSL | hsl(207, 87%, 18%) |
| OKLCH | oklch(30.6% 0.077 248.7) |
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 #063154 | 13.33:1 | AAA | Lc -102.6 | Preferred for body text |
| Black text on #063154 | 1.57:1 | Fails | Lc 0.0 | Not readable |
| #063154 text on white | 13.33:1 | AAA | Lc 99.4 | Preferred for body text |
| #063154 text on black | 1.57:1 | 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
#DDECFB
oklch(93.6% 0.026 248.1)
-
Step 200
200
#C0DDFA
oklch(88.6% 0.051 248.4)
-
Step 300
300
#92C6F9
oklch(80.9% 0.091 248.5)
-
Step 400
400
#4DA6F7
oklch(70.7% 0.146 248.8)
-
Step 500
500
#008DEC
oklch(63.1% 0.173 248.9)
-
Step 600
600
#0077C7
oklch(55.7% 0.152 248.5)
-
Step 700
700
#0064A8
oklch(49.2% 0.133 248.3)
-
Step 800
800
#00518B
oklch(42.6% 0.117 248.8)
-
Step 900
900
#004475
oklch(37.8% 0.103 248.3)
-
Step 950
950 (this color)
#063154
oklch(30.6% 0.077 248.7)
#063154 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) | #203355 | 0.026 |
| Deuteranopia (no green cones) | #142C53 | 0.017 |
| Tritanopia (no blue cones) | #00393E | 0.055 |
| Achromatopsia (no color) | #2F2F2F | 0.077 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #063154
#063154
oklch(30.6% 0.077 248.7)
- #452800
#452800
oklch(30.7% 0.067 68.6)
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 #063154, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Marine #042E60 ΔE 0.025
- Prussian Blue #1D3557 ΔE 0.026
- Midnight Green #073B4C ΔE 0.040
- Marine Blue #01386A ΔE 0.042
- Dark Blue Grey #1F3B4D ΔE 0.046
- Space Cadet #2B2D42 ΔE 0.049
- Gunmetal #293241 ΔE 0.049
- Oxford Blue #1B263B ΔE 0.053
Use #063154 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.