#608197
Closest named color: Grey Blue (#647D8E). oklch(58.6% 0.05 237.9), rgb(96, 129, 151).
Aa
Black text reads best on this color (5.08:1).
About this color
#608197 is a medium-dark, muted blue. In OKLCH its lightness is 59%, its chroma 0.050 and its hue 238°. 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 5.08:1.
| Hue family | Blues |
| Lightness | medium-dark (59%) |
| Chroma | muted (0.050) |
| Temperature | cool |
| Nearest name | Grey Blue (#647D8E) |
| Black text | 5.08:1 |
| White text | 4.13:1 |
Values
| HEX | #608197 |
| RGB | rgb(96, 129, 151) |
| HSL | hsl(204, 22%, 48%) |
| OKLCH | oklch(58.6% 0.05 237.9) |
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 #608197 | 4.13:1 | AA large text | Lc -73.9 | Content text, not long reading |
| Black text on #608197 | 5.08:1 | AA | Lc 35.7 | Non-text elements, placeholder text |
| #608197 text on white | 4.13:1 | AA large text | Lc 68.4 | Content text, not long reading |
| #608197 text on black | 5.08:1 | AA | Lc -33.3 | 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
#E6EBEE
oklch(93.7% 0.007 233.6)
-
Step 200
200
#D2DAE1
oklch(88.4% 0.013 244.3)
-
Step 300
300
#B4C3CE
oklch(80.9% 0.023 239.5)
-
Step 400
400
#8CA4B5
oklch(70.6% 0.037 238.9)
-
Step 500
500
#6F8EA3
oklch(63.1% 0.047 238.1)
-
Step 600
600 (this color)
#608197
oklch(58.6% 0.05 237.9)
-
Step 700
700
#476578
oklch(49.1% 0.047 236.8)
-
Step 800
800
#3B5262
oklch(42.6% 0.039 239.2)
-
Step 900
900
#334450
oklch(37.7% 0.03 239.3)
-
Step 950
950
#1E282F
oklch(27% 0.019 238.9)
#608197 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) | #778098 | 0.030 |
| Deuteranopia (no green cones) | #707A97 | 0.027 |
| Tritanopia (no blue cones) | #4D8788 | 0.040 |
| Achromatopsia (no color) | #7D7D7D | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #608197
#608197
oklch(58.6% 0.05 237.9)
- #94755F
#94755F
oklch(58.7% 0.051 56.9)
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 #608197, 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 0.022
- Steel Grey #6F828A ΔE 0.027
- Battleship Grey #6B7C85 ΔE 0.029
- Steel #738595 ΔE 0.029
- Stormy Blue #507B9C ΔE 0.029
- Dusty Blue #5A86AD ΔE 0.033
- Off Blue #5684AE ΔE 0.035
Use #608197 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.