#453B74
Closest named color: Dark Slate Blue (#483D8B). oklch(39.2% 0.094 289.4), rgb(69, 59, 116).
Aa
White text reads best on this color (9.85:1).
About this color
#453B74 is a dark, moderately saturated purple. In OKLCH its lightness is 39%, its chroma 0.094 and its hue 289°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Slate Blue (#483D8B), ΔE 0.039 away. White text reads best on it, at 9.85:1.
| Hue family | Purples |
| Lightness | dark (39%) |
| Chroma | moderately saturated (0.094) |
| Temperature | cool |
| Nearest name | Dark Slate Blue (#483D8B) |
| Black text | 2.13:1 |
| White text | 9.85:1 |
Values
| HEX | #453B74 |
| RGB | rgb(69, 59, 116) |
| HSL | hsl(251, 33%, 34%) |
| OKLCH | oklch(39.2% 0.094 289.4) |
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 #453B74 | 9.85:1 | AAA | Lc -96.9 | Preferred for body text |
| Black text on #453B74 | 2.13:1 | Fails | Lc 11.2 | Not readable |
| #453B74 text on white | 9.85:1 | AAA | Lc 92.7 | Preferred for body text |
| #453B74 text on black | 2.13:1 | Fails | Lc -9.7 | 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
#F5F4FC
oklch(97% 0.011 292)
-
Step 100
100
#E9E8F7
oklch(93.6% 0.02 289.1)
-
Step 200
200
#D8D5F2
oklch(88.4% 0.04 290.3)
-
Step 300
300
#BFBAEC
oklch(81% 0.07 289.3)
-
Step 400
400
#9F94E2
oklch(70.6% 0.113 289.7)
-
Step 500
500
#8978DA
oklch(63.2% 0.144 289.6)
-
Step 600
600
#735FC8
oklch(55.7% 0.157 289)
-
Step 700
700
#614DAC
oklch(49% 0.146 289.6)
-
Step 800
800
#4F408C
oklch(42.7% 0.121 289.3)
-
Step 900
900 (this color)
#453B74
oklch(39.2% 0.094 289.4)
-
Step 950
950
#262141
oklch(27.1% 0.058 289.1)
#453B74 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) | #264476 | 0.047 |
| Deuteranopia (no green cones) | #264273 | 0.046 |
| Tritanopia (no blue cones) | #384652 | 0.077 |
| Achromatopsia (no color) | #434343 | 0.095 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #453B74
#453B74
oklch(39.2% 0.094 289.4)
- #494900
#494900
oklch(39.2% 0.086 109.8)
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 #453B74, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Blue #483D8B ΔE 0.039
- Blueberry #464196 ΔE 0.057
- Twilight Blue #0A437A ΔE 0.066
- Cobalt #1E488F ΔE 0.068
- Twilight #4E518B ΔE 0.070
- Dark Grey Blue #29465B ΔE 0.072
- Dusk #4E5481 ΔE 0.074
- Light Navy #155084 ΔE 0.075
Use #453B74 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.