#23314F
Closest named color: Prussian Blue (#1D3557). oklch(31.6% 0.057 264.4), rgb(35, 49, 79).
Aa
White text reads best on this color (12.93:1).
About this color
#23314F is a dark, muted blue. In OKLCH its lightness is 32%, its chroma 0.057 and its hue 264°. Its hue sits on the cool side of the wheel. The nearest named color is Prussian Blue (#1D3557), ΔE 0.017 away. White text reads best on it, at 12.93:1.
| Hue family | Blues |
| Lightness | dark (32%) |
| Chroma | muted (0.057) |
| Temperature | cool |
| Nearest name | Prussian Blue (#1D3557) |
| Black text | 1.62:1 |
| White text | 12.93:1 |
Values
| HEX | #23314F |
| RGB | rgb(35, 49, 79) |
| HSL | hsl(221, 39%, 22%) |
| OKLCH | oklch(31.6% 0.057 264.4) |
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 #23314F | 12.93:1 | AAA | Lc -102.3 | Preferred for body text |
| Black text on #23314F | 1.62:1 | Fails | Lc 0.0 | Not readable |
| #23314F text on white | 12.93:1 | AAA | Lc 99.0 | Preferred for body text |
| #23314F text on black | 1.62:1 | 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
#F2F5FC
oklch(97% 0.01 267.4)
-
Step 100
100
#E3EAF7
oklch(93.6% 0.019 263)
-
Step 200
200
#CDD9F3
oklch(88.4% 0.038 265.8)
-
Step 300
300
#ABC1ED
oklch(80.9% 0.067 264.1)
-
Step 400
400
#7E9FE5
oklch(70.6% 0.11 264.5)
-
Step 500
500
#5E86DD
oklch(63.1% 0.139 264.2)
-
Step 600
600
#456ECB
oklch(55.6% 0.151 264.2)
-
Step 700
700
#375BAF
oklch(49% 0.14 264.4)
-
Step 800
800
#2E4B8E
oklch(42.7% 0.116 264.4)
-
Step 900
900
#293F71
oklch(37.7% 0.09 264.6)
-
Step 950
950 (this color)
#23314F
oklch(31.6% 0.057 264.4)
#23314F 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) | #253450 | 0.010 |
| Deuteranopia (no green cones) | #20304E | 0.006 |
| Tritanopia (no blue cones) | #0F373C | 0.050 |
| Achromatopsia (no color) | #313131 | 0.057 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #23314F
#23314F
oklch(31.6% 0.057 264.4)
- #3F2F09
#3F2F09
oklch(31.6% 0.057 84.8)
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 #23314F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Prussian Blue #1D3557 ΔE 0.017
- Space Cadet #2B2D42 ΔE 0.026
- Gunmetal #293241 ΔE 0.028
- Dark Blue Grey #1F3B4D ΔE 0.034
- Midnight Green #073B4C ΔE 0.040
- Marine #042E60 ΔE 0.044
- Oxford Blue #1B263B ΔE 0.049
- Marine Blue #01386A ΔE 0.053
Use #23314F 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.