#454758
Closest named color: Dark Grey Blue (#29465B). oklch(40.3% 0.029 279.8), rgb(69, 71, 88).
Aa
White text reads best on this color (9.14:1).
About this color
#454758 is a dark close to neutral grey. In OKLCH its lightness is 40%, its chroma 0.029. It has too little chroma to lean warm or cool. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.040 away. White text reads best on it, at 9.14:1.
| Hue family | Neutrals |
| Lightness | dark (40%) |
| Chroma | close to neutral grey (0.029) |
| Temperature | neutral |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.29:1 |
| White text | 9.14:1 |
Values
| HEX | #454758 |
| RGB | rgb(69, 71, 88) |
| HSL | hsl(234, 12%, 31%) |
| OKLCH | oklch(40.3% 0.029 279.8) |
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 #454758 | 9.14:1 | AAA | Lc -95.4 | Preferred for body text |
| Black text on #454758 | 2.29:1 | Fails | Lc 12.9 | Not readable |
| #454758 text on white | 9.14:1 | AAA | Lc 91.1 | Preferred for body text |
| #454758 text on black | 2.29:1 | Fails | Lc -11.3 | 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 800.
-
Step 50
50
#F5F5F7
oklch(97.1% 0.003 286.4)
-
Step 100
100
#E9E9ED
oklch(93.5% 0.005 286.3)
-
Step 200
200
#D8D8DF
oklch(88.4% 0.01 286.2)
-
Step 300
300
#BEC0CC
oklch(81% 0.017 278.4)
-
Step 400
400
#9D9FB2
oklch(70.7% 0.028 280.9)
-
Step 500
500
#85889E
oklch(63.2% 0.033 279.3)
-
Step 600
600
#6E7189
oklch(55.5% 0.037 279.5)
-
Step 700
700
#5C5F74
oklch(49.1% 0.034 278.7)
-
Step 800
800 (this color)
#454758
oklch(40.3% 0.029 279.8)
-
Step 900
900
#3F404E
oklch(37.6% 0.024 282)
-
Step 950
950
#25262D
oklch(27.1% 0.013 279.1)
#454758 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) | #434959 | 0.006 |
| Deuteranopia (no green cones) | #424758 | 0.005 |
| Tritanopia (no blue cones) | #414A4D | 0.025 |
| Achromatopsia (no color) | #484848 | 0.029 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #454758
#454758
oklch(40.3% 0.029 279.8)
- #4C4937
#4C4937
oklch(40.3% 0.029 99.6)
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 #454758, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.040
- Charcoal Grey #3C4142 ΔE 0.042
- Charcoal #264653 ΔE 0.045
- Dark Slate Gray #2F4F4F ΔE 0.045
- Onyx #343A40 ΔE 0.061
- YInMn Blue #415A77 ΔE 0.066
- Dusty Grape #545775 ΔE 0.067
- Deep Teal #00555A ΔE 0.070
Use #454758 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.