#45697F
Closest named color: Slate (#516572). oklch(50.3% 0.054 236.2), rgb(69, 105, 127).
Aa
White text reads best on this color (5.86:1).
About this color
#45697F is a medium-dark, muted blue. In OKLCH its lightness is 50%, its chroma 0.054 and its hue 236°. Its hue sits on the cool side of the wheel. The nearest named color is Slate (#516572), ΔE 0.023 away. White text reads best on it, at 5.86:1.
| Hue family | Blues |
| Lightness | medium-dark (50%) |
| Chroma | muted (0.054) |
| Temperature | cool |
| Nearest name | Slate (#516572) |
| Black text | 3.58:1 |
| White text | 5.86:1 |
Values
| HEX | #45697F |
| RGB | rgb(69, 105, 127) |
| HSL | hsl(203, 30%, 38%) |
| OKLCH | oklch(50.3% 0.054 236.2) |
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 #45697F | 5.86:1 | AA | Lc -84.5 | Fine for body text |
| Black text on #45697F | 3.58:1 | AA large text | Lc 24.8 | Dividers and decoration only |
| #45697F text on white | 5.86:1 | AA | Lc 79.3 | Fine for body text |
| #45697F text on black | 3.58:1 | AA large text | Lc -22.5 | 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 700.
-
Step 50
50
#F3F6F7
oklch(97.1% 0.003 219.5)
-
Step 100
100
#E5EBEE
oklch(93.6% 0.008 228.9)
-
Step 200
200
#D0DBE2
oklch(88.5% 0.015 235.4)
-
Step 300
300
#B1C4D0
oklch(81% 0.027 235.4)
-
Step 400
400
#88A5B8
oklch(70.7% 0.043 236.9)
-
Step 500
500
#6A8FA6
oklch(63.1% 0.054 236)
-
Step 600
600
#517991
oklch(55.6% 0.058 235.6)
-
Step 700
700 (this color)
#45697F
oklch(50.3% 0.054 236.2)
-
Step 800
800
#365364
oklch(42.7% 0.045 235)
-
Step 900
900
#2F4552
oklch(37.8% 0.035 234.9)
-
Step 950
950
#1C2830
oklch(26.9% 0.022 237.9)
#45697F 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) | #5F6880 | 0.034 |
| Deuteranopia (no green cones) | #57627F | 0.029 |
| Tritanopia (no blue cones) | #2D6F70 | 0.042 |
| Achromatopsia (no color) | #656565 | 0.054 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #45697F
#45697F
oklch(50.3% 0.054 236.2)
- #7C5C46
#7C5C46
oklch(50.2% 0.054 55.7)
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 #45697F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Slate #516572 ΔE 0.023
- Denim #3B638C ΔE 0.034
- Metallic Blue #4F738E ΔE 0.037
- YInMn Blue #415A77 ΔE 0.046
- Sea Blue #047495 ΔE 0.050
- Muted Blue #3B719F ΔE 0.050
- Dusky Blue #475F94 ΔE 0.051
- Dull Blue #49759C ΔE 0.052
Use #45697F 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.