#61799B
Closest named color: Stormy Blue (#507B9C). oklch(57% 0.06 257.1), rgb(97, 121, 155).
Aa
Black text reads best on this color (4.71:1).
About this color
#61799B is a medium-dark, muted blue. In OKLCH its lightness is 57%, its chroma 0.060 and its hue 257°. Its hue sits on the cool side of the wheel. The nearest named color is Stormy Blue (#507B9C), ΔE 0.020 away. Black text reads best on it, at 4.71:1.
| Hue family | Blues |
| Lightness | medium-dark (57%) |
| Chroma | muted (0.060) |
| Temperature | cool |
| Nearest name | Stormy Blue (#507B9C) |
| Black text | 4.71:1 |
| White text | 4.45:1 |
Values
| HEX | #61799B |
| RGB | rgb(97, 121, 155) |
| HSL | hsl(215, 23%, 49%) |
| OKLCH | oklch(57% 0.06 257.1) |
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 #61799B | 4.45:1 | AA large text | Lc -76.3 | Fine for body text |
| Black text on #61799B | 4.71:1 | AA | Lc 33.2 | Non-text elements, placeholder text |
| #61799B text on white | 4.45:1 | AA large text | Lc 70.9 | Content text, not long reading |
| #61799B text on black | 4.71:1 | AA | Lc -30.8 | 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
#F4F5F8
oklch(97% 0.004 271.4)
-
Step 100
100
#E7EAEF
oklch(93.6% 0.007 260.7)
-
Step 200
200
#D3DAE3
oklch(88.6% 0.015 254.6)
-
Step 300
300
#B6C2D2
oklch(81% 0.026 255.6)
-
Step 400
400
#90A2BC
oklch(70.7% 0.043 257.5)
-
Step 500
500
#748BAB
oklch(63.1% 0.055 256.7)
-
Step 600
600 (this color)
#61799B
oklch(57% 0.06 257.1)
-
Step 700
700
#4C6280
oklch(49.1% 0.055 256.3)
-
Step 800
800
#3F5068
oklch(42.7% 0.045 257)
-
Step 900
900
#354255
oklch(37.6% 0.037 257.8)
-
Step 950
950
#1F2732
oklch(27% 0.024 256.4)
#61799B 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) | #6D7B9D | 0.018 |
| Deuteranopia (no green cones) | #66759A | 0.012 |
| Tritanopia (no blue cones) | #4E8084 | 0.053 |
| Achromatopsia (no color) | #777777 | 0.060 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #61799B
#61799B
oklch(57% 0.06 257.1)
- #8C734F
#8C734F
oklch(57.1% 0.06 76.2)
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 #61799B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Stormy Blue #507B9C ΔE 0.020
- Grey Blue #647D8E ΔE 0.027
- Cerulean #457B9D ΔE 0.031
- Dull Blue #49759C ΔE 0.032
- Metallic Blue #4F738E ΔE 0.035
- Off Blue #5684AE ΔE 0.037
- Slate Gray #708090 ΔE 0.037
- Dusty Blue #5A86AD ΔE 0.040
Use #61799B 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.