#263147
Closest named color: Gunmetal (#293241). oklch(31.4% 0.043 263.7), rgb(38, 49, 71).
Aa
White text reads best on this color (13.02:1).
About this color
#263147 is a dark, muted blue. In OKLCH its lightness is 31%, its chroma 0.043 and its hue 264°. Its hue sits on the cool side of the wheel. The nearest named color is Gunmetal (#293241), ΔE 0.013 away. White text reads best on it, at 13.02:1.
| Hue family | Blues |
| Lightness | dark (31%) |
| Chroma | muted (0.043) |
| Temperature | cool |
| Nearest name | Gunmetal (#293241) |
| Black text | 1.61:1 |
| White text | 13.02:1 |
Values
| HEX | #263147 |
| RGB | rgb(38, 49, 71) |
| HSL | hsl(220, 30%, 21%) |
| OKLCH | oklch(31.4% 0.043 263.7) |
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 #263147 | 13.02:1 | AAA | Lc -102.5 | Preferred for body text |
| Black text on #263147 | 1.61:1 | Fails | Lc 0.0 | Not readable |
| #263147 text on white | 13.02:1 | AAA | Lc 99.2 | Preferred for body text |
| #263147 text on black | 1.61:1 | 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
#F3F5FA
oklch(97% 0.007 268.5)
-
Step 100
100
#E5EAF4
oklch(93.6% 0.015 264.5)
-
Step 200
200
#D0D9EC
oklch(88.4% 0.028 265.4)
-
Step 300
300
#B0C1E2
oklch(80.9% 0.05 263.7)
-
Step 400
400
#87A1D4
oklch(70.8% 0.081 263.5)
-
Step 500
500
#6988C8
oklch(63% 0.103 263.9)
-
Step 600
600
#5171B5
oklch(55.6% 0.113 264)
-
Step 700
700
#415F9C
oklch(49.2% 0.104 263.3)
-
Step 800
800
#364D7E
oklch(42.6% 0.087 264)
-
Step 900
900
#2F4165
oklch(37.8% 0.066 263.3)
-
Step 950
950 (this color)
#263147
oklch(31.4% 0.043 263.7)
#263147 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) | #293348 | 0.008 |
| Deuteranopia (no green cones) | #263047 | 0.003 |
| Tritanopia (no blue cones) | #1B3639 | 0.038 |
| Achromatopsia (no color) | #313131 | 0.043 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #263147
#263147
oklch(31.4% 0.043 263.7)
- #3B2F17
#3B2F17
oklch(31.2% 0.042 83.4)
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 #263147, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Gunmetal #293241 ΔE 0.013
- Space Cadet #2B2D42 ΔE 0.015
- Prussian Blue #1D3557 ΔE 0.030
- Dark Blue Grey #1F3B4D ΔE 0.032
- Midnight Green #073B4C ΔE 0.039
- Onyx #343A40 ΔE 0.043
- Oxford Blue #1B263B ΔE 0.044
- Dark #1B2431 ΔE 0.058
Use #263147 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.