#063147
Closest named color: Midnight Green (#073B4C). oklch(29.7% 0.06 236.9), rgb(6, 49, 71).
Aa
White text reads best on this color (13.65:1).
About this color
#063147 is a dark, muted blue. In OKLCH its lightness is 30%, its chroma 0.060 and its hue 237°. Its hue sits on the cool side of the wheel. The nearest named color is Midnight Green (#073B4C), ΔE 0.034 away. White text reads best on it, at 13.65:1.
| Hue family | Blues |
| Lightness | dark (30%) |
| Chroma | muted (0.060) |
| Temperature | cool |
| Nearest name | Midnight Green (#073B4C) |
| Black text | 1.53:1 |
| White text | 13.65:1 |
Values
| HEX | #063147 |
| RGB | rgb(6, 49, 71) |
| HSL | hsl(200, 84%, 15%) |
| OKLCH | oklch(29.7% 0.06 236.9) |
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 #063147 | 13.65:1 | AAA | Lc -103.1 | Preferred for body text |
| Black text on #063147 | 1.53:1 | Fails | Lc 0.0 | Not readable |
| #063147 text on white | 13.65:1 | AAA | Lc 99.9 | Preferred for body text |
| #063147 text on black | 1.53:1 | 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
#F0F7FB
oklch(97.2% 0.009 232.4)
-
Step 100
100
#DEECF6
oklch(93.6% 0.02 238.7)
-
Step 200
200
#C2DEF0
oklch(88.6% 0.039 236.1)
-
Step 300
300
#95C8E9
oklch(80.9% 0.071 237.2)
-
Step 400
400
#52ABDE
oklch(70.8% 0.113 236.6)
-
Step 500
500
#0094D1
oklch(63.1% 0.137 236.6)
-
Step 600
600
#007CB1
oklch(55.6% 0.122 237.2)
-
Step 700
700
#006895
oklch(49% 0.107 237)
-
Step 800
800
#00557B
oklch(42.6% 0.093 237.2)
-
Step 900
900
#004767
oklch(37.7% 0.082 236.6)
-
Step 950
950 (this color)
#063147
oklch(29.7% 0.06 236.9)
#063147 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) | #263148 | 0.033 |
| Deuteranopia (no green cones) | #1E2B47 | 0.028 |
| Tritanopia (no blue cones) | #003739 | 0.038 |
| Achromatopsia (no color) | #2E2E2E | 0.060 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #063147
#063147
oklch(29.7% 0.06 236.9)
- #43240B
#43240B
oklch(29.6% 0.06 56.2)
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 #063147, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Midnight Green #073B4C ΔE 0.034
- Prussian Blue #1D3557 ΔE 0.039
- Gunmetal #293241 ΔE 0.039
- Oxford Blue #1B263B ΔE 0.040
- Space Cadet #2B2D42 ΔE 0.042
- Dark Blue Grey #1F3B4D ΔE 0.044
- Marine #042E60 ΔE 0.048
- Dark #1B2431 ΔE 0.053
Use #063147 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.