#23294B
Closest named color: Space Cadet (#2B2D42). oklch(29.4% 0.062 274.4), rgb(35, 41, 75).
Aa
White text reads best on this color (14.09:1).
About this color
#23294B is a dark, muted blue. In OKLCH its lightness is 29%, its chroma 0.062 and its hue 274°. Its hue sits on the cool side of the wheel. The nearest named color is Space Cadet (#2B2D42), ΔE 0.027 away. White text reads best on it, at 14.09:1.
| Hue family | Blues |
| Lightness | dark (29%) |
| Chroma | muted (0.062) |
| Temperature | cool |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.49:1 |
| White text | 14.09:1 |
Values
| HEX | #23294B |
| RGB | rgb(35, 41, 75) |
| HSL | hsl(231, 36%, 22%) |
| OKLCH | oklch(29.4% 0.062 274.4) |
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 #23294B | 14.09:1 | AAA | Lc -103.7 | Preferred for body text |
| Black text on #23294B | 1.49:1 | Fails | Lc 0.0 | Not readable |
| #23294B text on white | 14.09:1 | AAA | Lc 100.7 | Preferred for body text |
| #23294B text on black | 1.49:1 | 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
#F3F5FC
oklch(97.1% 0.01 273.4)
-
Step 100
100
#E5E9F9
oklch(93.6% 0.022 274.7)
-
Step 200
200
#D0D8F5
oklch(88.5% 0.041 273.3)
-
Step 300
300
#B2BEF1
oklch(81% 0.073 274.3)
-
Step 400
400
#8A9AEA
oklch(70.6% 0.119 274.4)
-
Step 500
500
#6F7FE3
oklch(63% 0.15 274.4)
-
Step 600
600
#5966D1
oklch(55.6% 0.164 274.6)
-
Step 700
700
#4954B5
oklch(49% 0.152 274.5)
-
Step 800
800
#3C4593
oklch(42.6% 0.127 274.7)
-
Step 900
900
#333B75
oklch(37.7% 0.099 274.8)
-
Step 950
950 (this color)
#23294B
oklch(29.4% 0.062 274.4)
#23294B 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) | #1C2D4C | 0.015 |
| Deuteranopia (no green cones) | #182A4A | 0.016 |
| Tritanopia (no blue cones) | #143036 | 0.055 |
| Achromatopsia (no color) | #2B2B2B | 0.062 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #23294B
#23294B
oklch(29.4% 0.062 274.4)
- #362B00
#362B00
oklch(29.3% 0.06 93.8)
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 #23294B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.027
- Oxford Blue #1B263B ΔE 0.033
- Prussian Blue #1D3557 ΔE 0.040
- Gunmetal #293241 ΔE 0.041
- Marine #042E60 ΔE 0.047
- Dark #1B2431 ΔE 0.051
- Dark Blue Grey #1F3B4D ΔE 0.058
- Midnight Green #073B4C ΔE 0.061
Use #23294B 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.