#35455C
Closest named color: Dark Grey Blue (#29465B). oklch(38.7% 0.045 257.4), rgb(53, 69, 92).
Aa
White text reads best on this color (9.73:1).
About this color
#35455C is a dark, muted blue. In OKLCH its lightness is 39%, its chroma 0.045 and its hue 257°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.016 away. White text reads best on it, at 9.73:1.
| Hue family | Blues |
| Lightness | dark (39%) |
| Chroma | muted (0.045) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.15:1 |
| White text | 9.73:1 |
Values
| HEX | #35455C |
| RGB | rgb(53, 69, 92) |
| HSL | hsl(215, 27%, 28%) |
| OKLCH | oklch(38.7% 0.045 257.4) |
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 #35455C | 9.73:1 | AAA | Lc -96.7 | Preferred for body text |
| Black text on #35455C | 2.15:1 | Fails | Lc 11.4 | Not readable |
| #35455C text on white | 9.73:1 | AAA | Lc 92.5 | Preferred for body text |
| #35455C text on black | 2.15:1 | Fails | Lc -9.9 | 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
#F4F6F8
oklch(97.2% 0.003 247.9)
-
Step 100
100
#E6EAF0
oklch(93.6% 0.009 258.3)
-
Step 200
200
#D2DAE6
oklch(88.6% 0.019 258.4)
-
Step 300
300
#B3C2D7
oklch(80.9% 0.034 256.8)
-
Step 400
400
#8CA2C2
oklch(70.7% 0.053 257.7)
-
Step 500
500
#6F8BB3
oklch(63.1% 0.069 257.3)
-
Step 600
600
#57759F
oklch(55.7% 0.074 256.9)
-
Step 700
700
#476288
oklch(49.1% 0.069 257)
-
Step 800
800
#3B506E
oklch(42.7% 0.057 257.3)
-
Step 900
900 (this color)
#35455C
oklch(38.7% 0.045 257.4)
-
Step 950
950
#1E2734
oklch(27% 0.028 257.5)
#35455C 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) | #3D465D | 0.013 |
| Deuteranopia (no green cones) | #38425C | 0.010 |
| Tritanopia (no blue cones) | #284A4D | 0.039 |
| Achromatopsia (no color) | #444444 | 0.045 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #35455C
#35455C
oklch(38.7% 0.045 257.4)
- #524128
#524128
oklch(38.7% 0.045 76.4)
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 #35455C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.016
- Charcoal #264653 ΔE 0.026
- Charcoal Grey #3C4142 ΔE 0.043
- Dark Slate Gray #2F4F4F ΔE 0.046
- Dark Blue Grey #1F3B4D ΔE 0.050
- Onyx #343A40 ΔE 0.052
- Dark Teal #014D4E ΔE 0.058
- Deep Teal #00555A ΔE 0.062
Use #35455C 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.