#616981
Closest named color: Metallic Blue (#4F738E). oklch(52.3% 0.039 270.6), rgb(97, 105, 129).
Aa
White text reads best on this color (5.46:1).
About this color
#616981 is a medium-dark, muted blue. In OKLCH its lightness is 52%, its chroma 0.039 and its hue 271°. Its hue sits on the cool side of the wheel. The nearest named color is Metallic Blue (#4F738E), ΔE 0.035 away. White text reads best on it, at 5.46:1.
| Hue family | Blues |
| Lightness | medium-dark (52%) |
| Chroma | muted (0.039) |
| Temperature | cool |
| Nearest name | Metallic Blue (#4F738E) |
| Black text | 3.84:1 |
| White text | 5.46:1 |
Values
| HEX | #616981 |
| RGB | rgb(97, 105, 129) |
| HSL | hsl(225, 14%, 44%) |
| OKLCH | oklch(52.3% 0.039 270.6) |
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 #616981 | 5.46:1 | AA | Lc -82.6 | Fine for body text |
| Black text on #616981 | 3.84:1 | AA large text | Lc 26.8 | Dividers and decoration only |
| #616981 text on white | 5.46:1 | AA | Lc 77.3 | Fine for body text |
| #616981 text on black | 3.84:1 | AA large text | Lc -24.5 | 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
#F5F5F7
oklch(97.1% 0.003 286.4)
-
Step 100
100
#E8EAEE
oklch(93.7% 0.006 264.5)
-
Step 200
200
#D6D9E0
oklch(88.5% 0.01 267.4)
-
Step 300
300
#BCC0CD
oklch(80.9% 0.019 272.3)
-
Step 400
400
#99A0B4
oklch(70.7% 0.03 270.3)
-
Step 500
500
#8089A2
oklch(63.1% 0.039 269.7)
-
Step 600
600
#6A728D
oklch(55.5% 0.043 272)
-
Step 700
700 (this color)
#616981
oklch(52.3% 0.039 270.6)
-
Step 800
800
#484E61
oklch(42.6% 0.033 271.3)
-
Step 900
900
#3C414F
oklch(37.6% 0.025 269.7)
-
Step 950
950
#23262E
oklch(26.9% 0.016 269.1)
#616981 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) | #626B82 | 0.006 |
| Deuteranopia (no green cones) | #5F6880 | 0.004 |
| Tritanopia (no blue cones) | #596E71 | 0.036 |
| Achromatopsia (no color) | #696969 | 0.039 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #616981
#616981
oklch(52.3% 0.039 270.6)
- #726950
#726950
oklch(52.2% 0.039 90.6)
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 #616981, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Metallic Blue #4F738E ΔE 0.035
- Slate #516572 ΔE 0.035
- Dim Gray #696969 ΔE 0.039
- Battleship Gray #6C757D ΔE 0.043
- Dull Blue #49759C ΔE 0.051
- Grey Purple #826D8C ΔE 0.057
- Denim #3B638C ΔE 0.057
- Grey Blue #647D8E ΔE 0.058
Use #616981 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.