#454A7E
Closest named color: Twilight (#4E518B). oklch(43% 0.086 278), rgb(69, 74, 126).
Aa
White text reads best on this color (8.28:1).
About this color
#454A7E is a dark, moderately saturated blue. In OKLCH its lightness is 43%, its chroma 0.086 and its hue 278°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight (#4E518B), ΔE 0.031 away. White text reads best on it, at 8.28:1.
| Hue family | Blues |
| Lightness | dark (43%) |
| Chroma | moderately saturated (0.086) |
| Temperature | cool |
| Nearest name | Twilight (#4E518B) |
| Black text | 2.53:1 |
| White text | 8.28:1 |
Values
| HEX | #454A7E |
| RGB | rgb(69, 74, 126) |
| HSL | hsl(235, 29%, 38%) |
| OKLCH | oklch(43% 0.086 278) |
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 #454A7E | 8.28:1 | AAA | Lc -93.1 | Preferred for body text |
| Black text on #454A7E | 2.53:1 | Fails | Lc 15.5 | Dividers and decoration only |
| #454A7E text on white | 8.28:1 | AAA | Lc 88.5 | Fine for body text |
| #454A7E text on black | 2.53:1 | Fails | Lc -13.7 | 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 800.
-
Step 50
50
#F4F5FA
oklch(97.1% 0.007 277.2)
-
Step 100
100
#E7E9F4
oklch(93.6% 0.015 277.8)
-
Step 200
200
#D4D8EC
oklch(88.5% 0.028 276.8)
-
Step 300
300
#B8BEE1
oklch(80.8% 0.05 277.6)
-
Step 400
400
#949CD3
oklch(70.7% 0.081 277.7)
-
Step 500
500
#7B83C7
oklch(63.1% 0.102 277.9)
-
Step 600
600
#656BB3
oklch(55.5% 0.111 278.5)
-
Step 700
700
#54599A
oklch(49% 0.103 278.5)
-
Step 800
800 (this color)
#454A7E
oklch(43% 0.086 278)
-
Step 900
900
#393E65
oklch(37.8% 0.067 277.1)
-
Step 950
950
#22243B
oklch(27% 0.043 279.3)
#454A7E 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) | #375180 | 0.025 |
| Deuteranopia (no green cones) | #334C7D | 0.025 |
| Tritanopia (no blue cones) | #32555E | 0.076 |
| Achromatopsia (no color) | #4E4E4E | 0.086 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #454A7E
#454A7E
oklch(43% 0.086 278)
- #5C5006
#5C5006
oklch(43% 0.086 98.8)
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 #454A7E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight #4E518B ΔE 0.031
- Dusk #4E5481 ΔE 0.033
- Dark Slate Blue #483D8B ΔE 0.044
- Dusk Blue #26538D ΔE 0.044
- Blueberry #464196 ΔE 0.050
- Light Navy Blue #2E5A88 ΔE 0.050
- Light Navy #155084 ΔE 0.050
- YInMn Blue #415A77 ΔE 0.052
Use #454A7E 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.