#456374
Closest named color: Slate (#516572). oklch(48.3% 0.045 233.8), rgb(69, 99, 116).
Aa
White text reads best on this color (6.38:1).
About this color
#456374 is a medium-dark, muted blue. In OKLCH its lightness is 48%, its chroma 0.045 and its hue 234°. Its hue sits on the cool side of the wheel. The nearest named color is Slate (#516572), ΔE 0.018 away. White text reads best on it, at 6.38:1.
| Hue family | Blues |
| Lightness | medium-dark (48%) |
| Chroma | muted (0.045) |
| Temperature | cool |
| Nearest name | Slate (#516572) |
| Black text | 3.28:1 |
| White text | 6.38:1 |
Values
| HEX | #456374 |
| RGB | rgb(69, 99, 116) |
| HSL | hsl(202, 25%, 36%) |
| OKLCH | oklch(48.3% 0.045 233.8) |
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 #456374 | 6.38:1 | AA | Lc -86.8 | Fine for body text |
| Black text on #456374 | 3.28:1 | AA large text | Lc 22.4 | Dividers and decoration only |
| #456374 text on white | 6.38:1 | AA | Lc 81.7 | Fine for body text |
| #456374 text on black | 3.28:1 | AA large text | Lc -20.2 | Dividers and decoration only |
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 700.
-
Step 50
50
#F4F6F7
oklch(97.2% 0.003 228.8)
-
Step 100
100
#E6EBED
oklch(93.7% 0.006 223.5)
-
Step 200
200
#D2DBE0
oklch(88.6% 0.012 231.7)
-
Step 300
300
#B4C3CD
oklch(80.9% 0.022 236.8)
-
Step 400
400
#8CA5B3
oklch(70.7% 0.035 232.5)
-
Step 500
500
#6F8EA0
oklch(63% 0.044 233.9)
-
Step 600
600
#57788B
oklch(55.5% 0.048 234)
-
Step 700
700 (this color)
#456374
oklch(48.3% 0.045 233.8)
-
Step 800
800
#3B5360
oklch(42.8% 0.036 232.4)
-
Step 900
900
#33444F
oklch(37.7% 0.029 236.9)
-
Step 950
950
#1E282E
oklch(27% 0.018 234.7)
#456374 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) | #5B6275 | 0.030 |
| Deuteranopia (no green cones) | #545D74 | 0.026 |
| Tritanopia (no blue cones) | #346868 | 0.035 |
| Achromatopsia (no color) | #5F5F5F | 0.045 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #456374
#456374
oklch(48.3% 0.045 233.8)
- #735847
#735847
oklch(48.4% 0.044 53.6)
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 #456374, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate #516572 ΔE 0.018
- YInMn Blue #415A77 ΔE 0.031
- Denim #3B638C ΔE 0.040
- Dusty Grape #545775 ΔE 0.040
- Dark Aqua #05696B ΔE 0.052
- Light Navy Blue #2E5A88 ΔE 0.055
- Dusk #4E5481 ΔE 0.056
- Petrol #005F6A ΔE 0.056
Use #456374 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.