#455877
Closest named color: YInMn Blue (#415A77). oklch(45.8% 0.056 260), rgb(69, 88, 119).
Aa
White text reads best on this color (7.20:1).
About this color
#455877 is a medium-dark, muted blue. In OKLCH its lightness is 46%, its chroma 0.056 and its hue 260°. Its hue sits on the cool side of the wheel. The nearest named color is YInMn Blue (#415A77), ΔE 0.007 away. White text reads best on it, at 7.20:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | muted (0.056) |
| Temperature | cool |
| Nearest name | YInMn Blue (#415A77) |
| Black text | 2.91:1 |
| White text | 7.20:1 |
Values
| HEX | #455877 |
| RGB | rgb(69, 88, 119) |
| HSL | hsl(217, 27%, 37%) |
| OKLCH | oklch(45.8% 0.056 260) |
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 #455877 | 7.20:1 | AAA | Lc -89.9 | Fine for body text |
| Black text on #455877 | 2.91:1 | Fails | Lc 19.1 | Dividers and decoration only |
| #455877 text on white | 7.20:1 | AAA | Lc 85.0 | Fine for body text |
| #455877 text on black | 2.91:1 | Fails | Lc -17.0 | 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 800.
-
Step 50
50
#F4F5F8
oklch(97% 0.004 271.4)
-
Step 100
100
#E6EAF0
oklch(93.6% 0.009 258.3)
-
Step 200
200
#D2DAE6
oklch(88.6% 0.019 258.4)
-
Step 300
300
#B4C1D6
oklch(80.8% 0.033 260)
-
Step 400
400
#8EA2C2
oklch(70.8% 0.052 259.8)
-
Step 500
500
#728AB3
oklch(63% 0.068 261)
-
Step 600
600
#5A749E
oklch(55.6% 0.073 259.8)
-
Step 700
700
#4A6187
oklch(49% 0.067 260.2)
-
Step 800
800 (this color)
#455877
oklch(45.8% 0.056 260)
-
Step 900
900
#344259
oklch(37.7% 0.044 260.2)
-
Step 950
950
#1F2734
oklch(27.1% 0.027 260)
#455877 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) | #4D5A78 | 0.013 |
| Deuteranopia (no green cones) | #475576 | 0.009 |
| Tritanopia (no blue cones) | #345F63 | 0.050 |
| Achromatopsia (no color) | #575757 | 0.056 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #455877
#455877
oklch(45.8% 0.056 260)
- #685432
#685432
oklch(45.8% 0.056 79.9)
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 #455877, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- YInMn Blue #415A77 ΔE 0.007
- Dusty Grape #545775 ΔE 0.021
- Dusk #4E5481 ΔE 0.026
- Light Navy Blue #2E5A88 ΔE 0.036
- Denim #3B638C ΔE 0.041
- Denim Blue #3B5B92 ΔE 0.044
- Twilight #4E518B ΔE 0.045
- Slate #516572 ΔE 0.048
Use #455877 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.