#45678E
Closest named color: Denim (#3B638C). oklch(50.5% 0.074 252.6), rgb(69, 103, 142).
Aa
White text reads best on this color (5.85:1).
About this color
#45678E is a medium-dark, moderately saturated blue. In OKLCH its lightness is 50%, its chroma 0.074 and its hue 253°. Its hue sits on the cool side of the wheel. The nearest named color is Denim (#3B638C), ΔE 0.018 away. White text reads best on it, at 5.85:1.
| Hue family | Blues |
| Lightness | medium-dark (50%) |
| Chroma | moderately saturated (0.074) |
| Temperature | cool |
| Nearest name | Denim (#3B638C) |
| Black text | 3.58:1 |
| White text | 5.85:1 |
Values
| HEX | #45678E |
| RGB | rgb(69, 103, 142) |
| HSL | hsl(212, 35%, 41%) |
| OKLCH | oklch(50.5% 0.074 252.6) |
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 #45678E | 5.85:1 | AA | Lc -84.4 | Fine for body text |
| Black text on #45678E | 3.58:1 | AA large text | Lc 24.8 | Dividers and decoration only |
| #45678E text on white | 5.85:1 | AA | Lc 79.2 | Fine for body text |
| #45678E text on black | 3.58:1 | AA large text | Lc -22.6 | 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
#F3F6F9
oklch(97.2% 0.005 247.9)
-
Step 100
100
#E5EAF1
oklch(93.5% 0.011 256.7)
-
Step 200
200
#D0DAE6
oklch(88.4% 0.02 252.9)
-
Step 300
300
#B1C3D8
oklch(81% 0.036 252.3)
-
Step 400
400
#87A3C4
oklch(70.6% 0.058 252.8)
-
Step 500
500
#698CB5
oklch(63% 0.074 252.9)
-
Step 600
600
#5176A1
oklch(55.6% 0.079 252.9)
-
Step 700
700 (this color)
#45678E
oklch(50.5% 0.074 252.6)
-
Step 800
800
#365170
oklch(42.7% 0.061 252.6)
-
Step 900
900
#2F435A
oklch(37.6% 0.047 252.5)
-
Step 950
950
#1C2735
oklch(26.9% 0.03 254.7)
#45678E 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) | #576990 | 0.024 |
| Deuteranopia (no green cones) | #4E618D | 0.019 |
| Tritanopia (no blue cones) | #227074 | 0.066 |
| Achromatopsia (no color) | #656565 | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #45678E
#45678E
oklch(50.5% 0.074 252.6)
- #7F5E32
#7F5E32
oklch(50.6% 0.074 72.7)
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 #45678E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Denim #3B638C ΔE 0.018
- Dusky Blue #475F94 ΔE 0.028
- Muted Blue #3B719F ΔE 0.034
- Metallic Blue #4F738E ΔE 0.040
- Denim Blue #3B5B92 ΔE 0.041
- Dull Blue #49759C ΔE 0.043
- Peacock Blue #016795 ΔE 0.044
- Slate #516572 ΔE 0.045
Use #45678E 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.