#334753
Closest named color: Charcoal (#264653). oklch(38.6% 0.032 235.1), rgb(51, 71, 83).
Aa
White text reads best on this color (9.69:1).
About this color
#334753 is a dark, muted blue. In OKLCH its lightness is 39%, its chroma 0.032 and its hue 235°. Its hue sits on the cool side of the wheel. The nearest named color is Charcoal (#264653), ΔE 0.017 away. White text reads best on it, at 9.69:1.
| Hue family | Blues |
| Lightness | dark (39%) |
| Chroma | muted (0.032) |
| Temperature | cool |
| Nearest name | Charcoal (#264653) |
| Black text | 2.16:1 |
| White text | 9.69:1 |
Values
| HEX | #334753 |
| RGB | rgb(51, 71, 83) |
| HSL | hsl(203, 24%, 26%) |
| OKLCH | oklch(38.6% 0.032 235.1) |
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 #334753 | 9.69:1 | AAA | Lc -96.6 | Preferred for body text |
| Black text on #334753 | 2.16:1 | Fails | Lc 11.5 | Not readable |
| #334753 text on white | 9.69:1 | AAA | Lc 92.4 | Preferred for body text |
| #334753 text on black | 2.16:1 | Fails | Lc -10.0 | 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 900.
-
Step 50
50
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100
#E6EBEE
oklch(93.7% 0.007 233.6)
-
Step 200
200
#D1DBE1
oklch(88.6% 0.014 233.8)
-
Step 300
300
#B2C4CE
oklch(81% 0.024 231.9)
-
Step 400
400
#8AA5B6
oklch(70.7% 0.039 235.7)
-
Step 500
500
#6C8FA4
oklch(63.1% 0.05 235)
-
Step 600
600
#54798F
oklch(55.7% 0.054 235.1)
-
Step 700
700
#446679
oklch(49.2% 0.05 233.6)
-
Step 800
800
#385363
oklch(42.7% 0.042 235.1)
-
Step 900
900 (this color)
#334753
oklch(38.6% 0.032 235.1)
-
Step 950
950
#1D282F
oklch(27% 0.02 236.4)
#334753 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) | #414654 | 0.021 |
| Deuteranopia (no green cones) | #3D4353 | 0.018 |
| Tritanopia (no blue cones) | #284A4B | 0.024 |
| Achromatopsia (no color) | #444444 | 0.032 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #334753
#334753
oklch(38.6% 0.032 235.1)
- #524033
#524033
oklch(38.7% 0.033 57.4)
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 #334753, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Charcoal #264653 ΔE 0.017
- Dark Grey Blue #29465B ΔE 0.019
- Dark Slate Gray #2F4F4F ΔE 0.029
- Charcoal Grey #3C4142 ΔE 0.030
- Dark Teal #014D4E ΔE 0.044
- Onyx #343A40 ΔE 0.045
- Dark Blue Grey #1F3B4D ΔE 0.049
- Deep Teal #00555A ΔE 0.052
Use #334753 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.