#45586A
Closest named color: YInMn Blue (#415A77). oklch(45.2% 0.038 247.3), rgb(69, 88, 106).
Aa
White text reads best on this color (7.35:1).
About this color
#45586A is a medium-dark, muted blue. In OKLCH its lightness is 45%, its chroma 0.038 and its hue 247°. Its hue sits on the cool side of the wheel. The nearest named color is YInMn Blue (#415A77), ΔE 0.021 away. White text reads best on it, at 7.35:1.
| Hue family | Blues |
| Lightness | medium-dark (45%) |
| Chroma | muted (0.038) |
| Temperature | cool |
| Nearest name | YInMn Blue (#415A77) |
| Black text | 2.85:1 |
| White text | 7.35:1 |
Values
| HEX | #45586A |
| RGB | rgb(69, 88, 106) |
| HSL | hsl(209, 21%, 34%) |
| OKLCH | oklch(45.2% 0.038 247.3) |
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 #45586A | 7.35:1 | AAA | Lc -90.4 | Preferred for body text |
| Black text on #45586A | 2.85:1 | Fails | Lc 18.5 | Dividers and decoration only |
| #45586A text on white | 7.35:1 | AAA | Lc 85.5 | Fine for body text |
| #45586A text on black | 2.85:1 | Fails | Lc -16.5 | 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
#F4F6F7
oklch(97.2% 0.003 228.8)
-
Step 100
100
#E7EAEE
oklch(93.6% 0.006 255.5)
-
Step 200
200
#D3DAE1
oklch(88.5% 0.012 248)
-
Step 300
300
#B6C2CE
oklch(80.8% 0.022 248.1)
-
Step 400
400
#90A3B6
oklch(70.7% 0.035 248.3)
-
Step 500
500
#748CA4
oklch(63% 0.046 248.6)
-
Step 600
600
#5C768F
oklch(55.5% 0.05 247.7)
-
Step 700
700
#4C637A
oklch(49% 0.046 248.8)
-
Step 800
800 (this color)
#45586A
oklch(45.2% 0.038 247.3)
-
Step 900
900
#354351
oklch(37.6% 0.03 248.6)
-
Step 950
950
#1F272F
oklch(26.9% 0.019 248.5)
#45586A 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) | #51586B | 0.017 |
| Deuteranopia (no green cones) | #4C546A | 0.015 |
| Tritanopia (no blue cones) | #395C5E | 0.031 |
| Achromatopsia (no color) | #565656 | 0.038 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #45586A
#45586A
oklch(45.2% 0.038 247.3)
- #64523F
#64523F
oklch(45.2% 0.038 68.1)
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 #45586A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- YInMn Blue #415A77 ΔE 0.021
- Dusty Grape #545775 ΔE 0.030
- Slate #516572 ΔE 0.044
- Dusk #4E5481 ΔE 0.046
- Light Navy Blue #2E5A88 ΔE 0.053
- Petrol #005F6A ΔE 0.053
- Denim #3B638C ΔE 0.056
- Dark Slate Gray #2F4F4F ΔE 0.059
Use #45586A 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.