#64849E
Closest named color: Steel (#738595). oklch(59.9% 0.054 243.3), rgb(100, 132, 158).
Aa
Black text reads best on this color (5.33:1).
About this color
#64849E is a medium-dark, muted blue. In OKLCH its lightness is 60%, its chroma 0.054 and its hue 243°. Its hue sits on the cool side of the wheel. The nearest named color is Steel (#738595), ΔE 0.024 away. Black text reads best on it, at 5.33:1.
| Hue family | Blues |
| Lightness | medium-dark (60%) |
| Chroma | muted (0.054) |
| Temperature | cool |
| Nearest name | Steel (#738595) |
| Black text | 5.33:1 |
| White text | 3.93:1 |
Values
| HEX | #64849E |
| RGB | rgb(100, 132, 158) |
| HSL | hsl(207, 23%, 51%) |
| OKLCH | oklch(59.9% 0.054 243.3) |
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 #64849E | 3.93:1 | AA large text | Lc -72.2 | Content text, not long reading |
| Black text on #64849E | 5.33:1 | AA | Lc 37.4 | Non-text elements, placeholder text |
| #64849E text on white | 3.93:1 | AA large text | Lc 66.7 | Content text, not long reading |
| #64849E text on black | 5.33:1 | AA | Lc -34.9 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F3F6F8
oklch(97.1% 0.004 236.5)
-
Step 100
100
#E6EAEF
oklch(93.5% 0.008 253.9)
-
Step 200
200
#D1DAE2
oklch(88.4% 0.015 244.7)
-
Step 300
300
#B3C3D1
oklch(80.9% 0.026 244.5)
-
Step 400
400
#8BA4B9
oklch(70.7% 0.042 243.7)
-
Step 500
500 (this color)
#64849E
oklch(59.9% 0.054 243.3)
-
Step 600
600
#557893
oklch(55.7% 0.058 242.2)
-
Step 700
700
#45647E
oklch(49% 0.055 244.6)
-
Step 800
800
#395266
oklch(42.7% 0.045 243.2)
-
Step 900
900
#314453
oklch(37.7% 0.035 242.6)
-
Step 950
950
#1D2831
oklch(27.1% 0.023 243.4)
#64849E 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) | #79849F | 0.028 |
| Deuteranopia (no green cones) | #727E9E | 0.024 |
| Tritanopia (no blue cones) | #508A8C | 0.044 |
| Achromatopsia (no color) | #808080 | 0.054 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #64849E
#64849E
oklch(59.9% 0.054 243.3)
- #97795E
#97795E
oklch(59.8% 0.054 63.5)
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 #64849E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Steel #738595 ΔE 0.024
- Dusty Blue #5A86AD ΔE 0.024
- Slate Gray #708090 ΔE 0.024
- Grey Blue #647D8E ΔE 0.027
- Off Blue #5684AE ΔE 0.028
- Light Slate Gray #778899 ΔE 0.030
- Steel Grey #6F828A ΔE 0.031
- Lavender Gray #7E7F9A ΔE 0.035
Use #64849E 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.