#23343D
Closest named color: Gunmetal (#293241). oklch(31.4% 0.027 231.8), rgb(35, 52, 61).
Aa
White text reads best on this color (12.88:1).
About this color
#23343D is a dark close to neutral grey. In OKLCH its lightness is 31%, its chroma 0.027. It has too little chroma to lean warm or cool. The nearest named color is Gunmetal (#293241), ΔE 0.014 away. White text reads best on it, at 12.88:1.
| Hue family | Neutrals |
| Lightness | dark (31%) |
| Chroma | close to neutral grey (0.027) |
| Temperature | neutral |
| Nearest name | Gunmetal (#293241) |
| Black text | 1.63:1 |
| White text | 12.88:1 |
Values
| HEX | #23343D |
| RGB | rgb(35, 52, 61) |
| HSL | hsl(201, 27%, 19%) |
| OKLCH | oklch(31.4% 0.027 231.8) |
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 #23343D | 12.88:1 | AAA | Lc -102.3 | Preferred for body text |
| Black text on #23343D | 1.63:1 | Fails | Lc 0.0 | Not readable |
| #23343D text on white | 12.88:1 | AAA | Lc 99.0 | Preferred for body text |
| #23343D text on black | 1.63:1 | 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
#F3F6F8
oklch(97.1% 0.004 236.5)
-
Step 100
100
#E4EBEF
oklch(93.6% 0.009 232.4)
-
Step 200
200
#CEDCE3
oklch(88.6% 0.018 229)
-
Step 300
300
#ADC5D2
oklch(81% 0.032 231.4)
-
Step 400
400
#80A7BC
oklch(70.7% 0.052 232)
-
Step 500
500
#5F91AB
oklch(63.1% 0.066 231.9)
-
Step 600
600
#447B96
oklch(55.6% 0.072 231.3)
-
Step 700
700
#356780
oklch(49% 0.067 232.1)
-
Step 800
800
#2D5468
oklch(42.6% 0.055 232.4)
-
Step 900
900
#294655
oklch(37.8% 0.043 232.1)
-
Step 950
950 (this color)
#23343D
oklch(31.4% 0.027 231.8)
#23343D 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) | #30333D | 0.020 |
| Deuteranopia (no green cones) | #2C303D | 0.018 |
| Tritanopia (no blue cones) | #1A3637 | 0.019 |
| Achromatopsia (no color) | #323232 | 0.028 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #23343D
#23343D
oklch(31.4% 0.027 231.8)
- #3D2E25
#3D2E25
oklch(31.5% 0.027 52.4)
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 #23343D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Gunmetal #293241 ΔE 0.014
- Space Cadet #2B2D42 ΔE 0.030
- Dark Blue Grey #1F3B4D ΔE 0.031
- Onyx #343A40 ΔE 0.035
- Midnight Green #073B4C ΔE 0.035
- Prussian Blue #1D3557 ΔE 0.047
- Oxford Blue #1B263B ΔE 0.051
- Jet #212529 ΔE 0.055
Use #23343D 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.