#455E7F
Closest named color: YInMn Blue (#415A77). oklch(47.6% 0.062 255.6), rgb(69, 94, 127).
Aa
White text reads best on this color (6.64:1).
About this color
#455E7F is a medium-dark, muted blue. In OKLCH its lightness is 48%, its chroma 0.062 and its hue 256°. Its hue sits on the cool side of the wheel. The nearest named color is YInMn Blue (#415A77), ΔE 0.017 away. White text reads best on it, at 6.64:1.
| Hue family | Blues |
| Lightness | medium-dark (48%) |
| Chroma | muted (0.062) |
| Temperature | cool |
| Nearest name | YInMn Blue (#415A77) |
| Black text | 3.16:1 |
| White text | 6.64:1 |
Values
| HEX | #455E7F |
| RGB | rgb(69, 94, 127) |
| HSL | hsl(214, 30%, 38%) |
| OKLCH | oklch(47.6% 0.062 255.6) |
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 #455E7F | 6.64:1 | AA | Lc -87.8 | Fine for body text |
| Black text on #455E7F | 3.16:1 | AA large text | Lc 21.3 | Dividers and decoration only |
| #455E7F text on white | 6.64:1 | AA | Lc 82.8 | Fine for body text |
| #455E7F text on black | 3.16:1 | AA large text | Lc -19.1 | 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
#F4F6F8
oklch(97.2% 0.003 247.9)
-
Step 100
100
#E6EAF0
oklch(93.6% 0.009 258.3)
-
Step 200
200
#D2DAE4
oklch(88.5% 0.016 253.9)
-
Step 300
300
#B4C2D4
oklch(80.9% 0.03 254.7)
-
Step 400
400
#8DA2BF
oklch(70.6% 0.049 256.5)
-
Step 500
500
#718BAE
oklch(63% 0.061 256)
-
Step 600
600
#59759A
oklch(55.6% 0.067 255.6)
-
Step 700
700 (this color)
#455E7F
oklch(47.6% 0.062 255.6)
-
Step 800
800
#3C506B
oklch(42.6% 0.052 256.1)
-
Step 900
900
#334357
oklch(37.8% 0.04 254.3)
-
Step 950
950
#1E2733
oklch(27% 0.026 255.7)
#455E7F 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) | #526080 | 0.019 |
| Deuteranopia (no green cones) | #4B5A7E | 0.013 |
| Tritanopia (no blue cones) | #2F6569 | 0.054 |
| Achromatopsia (no color) | #5C5C5C | 0.062 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #455E7F
#455E7F
oklch(47.6% 0.062 255.6)
- #715833
#715833
oklch(47.7% 0.062 76.1)
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 #455E7F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- YInMn Blue #415A77 ΔE 0.017
- Denim #3B638C ΔE 0.024
- Dusty Grape #545775 ΔE 0.028
- Dusk #4E5481 ΔE 0.032
- Light Navy Blue #2E5A88 ΔE 0.034
- Dusky Blue #475F94 ΔE 0.034
- Denim Blue #3B5B92 ΔE 0.036
- Slate #516572 ΔE 0.038
Use #455E7F 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.