#648294
Closest named color: Grey Blue (#647D8E). oklch(59% 0.044 234.8), rgb(100, 130, 148).
Aa
Black text reads best on this color (5.16:1).
About this color
#648294 is a medium-dark, muted blue. In OKLCH its lightness is 59%, its chroma 0.044 and its hue 235°. Its hue sits on the cool side of the wheel. The nearest named color is Grey Blue (#647D8E), ΔE 0.015 away. Black text reads best on it, at 5.16:1.
| Hue family | Blues |
| Lightness | medium-dark (59%) |
| Chroma | muted (0.044) |
| Temperature | cool |
| Nearest name | Grey Blue (#647D8E) |
| Black text | 5.16:1 |
| White text | 4.06:1 |
Values
| HEX | #648294 |
| RGB | rgb(100, 130, 148) |
| HSL | hsl(203, 19%, 49%) |
| OKLCH | oklch(59% 0.044 234.8) |
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 #648294 | 4.06:1 | AA large text | Lc -73.4 | Content text, not long reading |
| Black text on #648294 | 5.16:1 | AA | Lc 36.2 | Non-text elements, placeholder text |
| #648294 text on white | 4.06:1 | AA large text | Lc 67.9 | Content text, not long reading |
| #648294 text on black | 5.16:1 | AA | Lc -33.8 | 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 600.
-
Step 50
50
#F4F6F7
oklch(97.2% 0.003 228.8)
-
Step 100
100
#E6EAED
oklch(93.5% 0.006 239.8)
-
Step 200
200
#D2DADF
oklch(88.4% 0.011 234.8)
-
Step 300
300
#B5C3CC
oklch(80.9% 0.02 235.8)
-
Step 400
400
#8EA4B2
oklch(70.6% 0.032 235.9)
-
Step 500
500
#728E9F
oklch(63.1% 0.041 234.9)
-
Step 600
600 (this color)
#648294
oklch(59% 0.044 234.8)
-
Step 700
700
#4A6575
oklch(49.2% 0.041 234.7)
-
Step 800
800
#3D525F
oklch(42.6% 0.034 235.8)
-
Step 900
900
#34444E
oklch(37.7% 0.027 235.9)
-
Step 950
950
#1F282E
oklch(27.1% 0.017 237.4)
#648294 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) | #7A8195 | 0.029 |
| Deuteranopia (no green cones) | #737C94 | 0.025 |
| Tritanopia (no blue cones) | #558788 | 0.033 |
| Achromatopsia (no color) | #7E7E7E | 0.044 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #648294
#648294
oklch(59% 0.044 234.8)
- #937765
#937765
oklch(59.1% 0.044 54.4)
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 #648294, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grey Blue #647D8E ΔE 0.015
- Slate Gray #708090 ΔE 0.016
- Steel Grey #6F828A ΔE 0.020
- Steel #738595 ΔE 0.022
- Battleship Grey #6B7C85 ΔE 0.024
- Light Slate Gray #778899 ΔE 0.032
- Stormy Blue #507B9C ΔE 0.037
- Dusty Blue #5A86AD ΔE 0.038
Use #648294 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.