#454F70
Closest named color: YInMn Blue (#415A77). oklch(43.3% 0.056 271), rgb(69, 79, 112).
Aa
White text reads best on this color (8.06:1).
About this color
#454F70 is a dark, muted blue. In OKLCH its lightness is 43%, its chroma 0.056 and its hue 271°. Its hue sits on the cool side of the wheel. The nearest named color is YInMn Blue (#415A77), ΔE 0.032 away. White text reads best on it, at 8.06:1.
| Hue family | Blues |
| Lightness | dark (43%) |
| Chroma | muted (0.056) |
| Temperature | cool |
| Nearest name | YInMn Blue (#415A77) |
| Black text | 2.60:1 |
| White text | 8.06:1 |
Values
| HEX | #454F70 |
| RGB | rgb(69, 79, 112) |
| HSL | hsl(226, 24%, 35%) |
| OKLCH | oklch(43.3% 0.056 271) |
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 #454F70 | 8.06:1 | AAA | Lc -92.6 | Preferred for body text |
| Black text on #454F70 | 2.60:1 | Fails | Lc 16.1 | Dividers and decoration only |
| #454F70 text on white | 8.06:1 | AAA | Lc 87.9 | Fine for body text |
| #454F70 text on black | 2.60:1 | Fails | Lc -14.3 | 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
#F4F5F8
oklch(97% 0.004 271.4)
-
Step 100
100
#E7EAF0
oklch(93.6% 0.009 264.5)
-
Step 200
200
#D4D9E6
oklch(88.5% 0.019 269.1)
-
Step 300
300
#B8C0D7
oklch(80.9% 0.034 270.4)
-
Step 400
400
#949FC2
oklch(70.6% 0.053 271.3)
-
Step 500
500
#7A88B3
oklch(63.2% 0.067 270.4)
-
Step 600
600
#63719F
oklch(55.6% 0.074 270.9)
-
Step 700
700
#525F88
oklch(49.2% 0.068 270.3)
-
Step 800
800 (this color)
#454F70
oklch(43.3% 0.056 271)
-
Step 900
900
#394059
oklch(37.6% 0.044 272.1)
-
Step 950
950
#212634
oklch(27% 0.027 269.3)
#454F70 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) | #445271 | 0.009 |
| Deuteranopia (no green cones) | #414E6F | 0.007 |
| Tritanopia (no blue cones) | #38565B | 0.051 |
| Achromatopsia (no color) | #505050 | 0.056 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #454F70
#454F70
oklch(43.3% 0.056 271)
- #5C502B
#5C502B
oklch(43.4% 0.056 91.9)
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 #454F70, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- YInMn Blue #415A77 ΔE 0.032
- Dusk #4E5481 ΔE 0.033
- Dusty Grape #545775 ΔE 0.035
- Twilight #4E518B ΔE 0.047
- Light Navy Blue #2E5A88 ΔE 0.049
- Dusk Blue #26538D ΔE 0.056
- Light Navy #155084 ΔE 0.057
- Denim Blue #3B5B92 ΔE 0.059
Use #454F70 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.