#232A35
Closest named color: Oxford Blue (#1B263B). oklch(28.3% 0.023 259.4), rgb(35, 42, 53).
Aa
White text reads best on this color (14.44:1).
About this color
#232A35 is a dark close to neutral grey. In OKLCH its lightness is 28%, its chroma 0.023. It has too little chroma to lean warm or cool. The nearest named color is Oxford Blue (#1B263B), ΔE 0.024 away. White text reads best on it, at 14.44:1.
| Hue family | Neutrals |
| Lightness | dark (28%) |
| Chroma | close to neutral grey (0.023) |
| Temperature | neutral |
| Nearest name | Oxford Blue (#1B263B) |
| Black text | 1.45:1 |
| White text | 14.44:1 |
Values
| HEX | #232A35 |
| RGB | rgb(35, 42, 53) |
| HSL | hsl(217, 20%, 17%) |
| OKLCH | oklch(28.3% 0.023 259.4) |
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 #232A35 | 14.44:1 | AAA | Lc -104.1 | Preferred for body text |
| Black text on #232A35 | 1.45:1 | Fails | Lc 0.0 | Not readable |
| #232A35 text on white | 14.44:1 | AAA | Lc 101.2 | Preferred for body text |
| #232A35 text on black | 1.45:1 | 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
#F4F5F8
oklch(97% 0.004 271.4)
-
Step 100
100
#E7EAEF
oklch(93.6% 0.007 260.7)
-
Step 200
200
#D3DAE3
oklch(88.6% 0.015 254.6)
-
Step 300
300
#B7C1D2
oklch(80.8% 0.026 261.1)
-
Step 400
400
#91A2BC
oklch(70.8% 0.043 258.8)
-
Step 500
500
#768BAB
oklch(63.2% 0.054 258.7)
-
Step 600
600
#5F7497
oklch(55.6% 0.06 260.5)
-
Step 700
700
#4E6180
oklch(49% 0.055 260)
-
Step 800
800
#405068
oklch(42.8% 0.045 258.3)
-
Step 900
900
#364255
oklch(37.7% 0.036 259.5)
-
Step 950
950 (this color)
#232A35
oklch(28.3% 0.023 259.4)
#232A35 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) | #262B36 | 0.006 |
| Deuteranopia (no green cones) | #242935 | 0.004 |
| Tritanopia (no blue cones) | #1E2C2E | 0.019 |
| Achromatopsia (no color) | #2A2A2A | 0.023 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #232A35
#232A35
oklch(28.3% 0.023 259.4)
- #30281D
#30281D
oklch(28.2% 0.022 75.5)
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 #232A35, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Oxford Blue #1B263B ΔE 0.024
- Jet #212529 ΔE 0.025
- Dark #1B2431 ΔE 0.026
- Space Cadet #2B2D42 ΔE 0.029
- Gunmetal #293241 ΔE 0.033
- Dark Blue Grey #1F3B4D ΔE 0.062
- Midnight Green #073B4C ΔE 0.062
- Onyx #343A40 ΔE 0.063
Use #232A35 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.