#617097
Closest named color: Metallic Blue (#4F738E). oklch(54.8% 0.064 268), rgb(97, 112, 151).
Aa
White text reads best on this color (4.91:1).
About this color
#617097 is a medium-dark, muted blue. In OKLCH its lightness is 55%, its chroma 0.064 and its hue 268°. Its hue sits on the cool side of the wheel. The nearest named color is Metallic Blue (#4F738E), ΔE 0.030 away. White text reads best on it, at 4.91:1.
| Hue family | Blues |
| Lightness | medium-dark (55%) |
| Chroma | muted (0.064) |
| Temperature | cool |
| Nearest name | Metallic Blue (#4F738E) |
| Black text | 4.27:1 |
| White text | 4.91:1 |
Values
| HEX | #617097 |
| RGB | rgb(97, 112, 151) |
| HSL | hsl(223, 22%, 49%) |
| OKLCH | oklch(54.8% 0.064 268) |
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 #617097 | 4.91:1 | AA | Lc -79.4 | Fine for body text |
| Black text on #617097 | 4.27:1 | AA large text | Lc 30.1 | Non-text elements, placeholder text |
| #617097 text on white | 4.91:1 | AA | Lc 74.0 | Content text, not long reading |
| #617097 text on black | 4.27:1 | AA large text | Lc -27.7 | 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 600.
-
Step 50
50
#F4F5F8
oklch(97% 0.004 271.4)
-
Step 100
100
#E7EAF0
oklch(93.6% 0.009 264.5)
-
Step 200
200
#D4D9E4
oklch(88.5% 0.016 266.3)
-
Step 300
300
#B9C0D4
oklch(80.9% 0.029 270.3)
-
Step 400
400
#94A0BE
oklch(70.7% 0.046 268)
-
Step 500
500
#7A89AE
oklch(63.2% 0.059 267.5)
-
Step 600
600 (this color)
#617097
oklch(54.8% 0.064 268)
-
Step 700
700
#526083
oklch(49.2% 0.059 267.4)
-
Step 800
800
#434E6A
oklch(42.6% 0.049 267.7)
-
Step 900
900
#394156
oklch(37.7% 0.038 268.4)
-
Step 950
950
#212633
oklch(27% 0.025 268.3)
#617097 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) | #637399 | 0.009 |
| Deuteranopia (no green cones) | #5E6E96 | 0.007 |
| Tritanopia (no blue cones) | #51787D | 0.058 |
| Achromatopsia (no color) | #717171 | 0.064 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #617097
#617097
oklch(54.8% 0.064 268)
- #816F44
#816F44
oklch(54.8% 0.064 87.6)
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 #617097, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Metallic Blue #4F738E ΔE 0.030
- Dull Blue #49759C ΔE 0.030
- Stormy Blue #507B9C ΔE 0.034
- Cerulean #457B9D ΔE 0.041
- Muted Blue #3B719F ΔE 0.044
- Grey Blue #647D8E ΔE 0.045
- Flat Blue #3C73A8 ΔE 0.047
- Battleship Gray #6C757D ΔE 0.050
Use #617097 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.