#739ABC
Closest named color: Greyblue (#77A1B5). oklch(67% 0.066 245.3), rgb(115, 154, 188).
Aa
Black text reads best on this color (7.07:1).
About this color
#739ABC is a medium-light, muted blue. In OKLCH its lightness is 67%, its chroma 0.066 and its hue 245°. Its hue sits on the cool side of the wheel. The nearest named color is Greyblue (#77A1B5), ΔE 0.026 away. Black text reads best on it, at 7.07:1.
| Hue family | Blues |
| Lightness | medium-light (67%) |
| Chroma | muted (0.066) |
| Temperature | cool |
| Nearest name | Greyblue (#77A1B5) |
| Black text | 7.07:1 |
| White text | 2.96:1 |
Values
| HEX | #739ABC |
| RGB | rgb(115, 154, 188) |
| HSL | hsl(208, 35%, 59%) |
| OKLCH | oklch(67% 0.066 245.3) |
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 #739ABC | 2.96:1 | Fails | Lc -61.5 | Content text, not long reading |
| Black text on #739ABC | 7.07:1 | AAA | Lc 47.9 | Large or bold text, headings |
| #739ABC text on white | 2.96:1 | Fails | Lc 56.2 | Large or bold text, headings |
| #739ABC text on black | 7.07:1 | AAA | Lc -45.6 | Large or bold text, headings |
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 400.
-
Step 50
50
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E4EBF2
oklch(93.7% 0.012 248)
-
Step 200
200
#CDDBE8
oklch(88.5% 0.023 246.1)
-
Step 300
300
#ABC4DA
oklch(80.9% 0.041 244.9)
-
Step 400
400 (this color)
#739ABC
oklch(67% 0.066 245.3)
-
Step 500
500
#5C8FBA
oklch(63.1% 0.085 245.2)
-
Step 600
600
#4178A6
oklch(55.5% 0.093 245.8)
-
Step 700
700
#33658E
oklch(49.1% 0.085 245.5)
-
Step 800
800
#2B5373
oklch(42.8% 0.07 244.6)
-
Step 900
900
#27445D
oklch(37.6% 0.056 246)
-
Step 950
950
#172837
oklch(26.9% 0.036 246.3)
#739ABC 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) | #8C9ABE | 0.032 |
| Deuteranopia (no green cones) | #8392BB | 0.028 |
| Tritanopia (no blue cones) | #59A2A5 | 0.055 |
| Achromatopsia (no color) | #969696 | 0.066 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #739ABC
#739ABC
oklch(67% 0.066 245.3)
- #B28D6A
#B28D6A
oklch(67% 0.066 64.7)
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 #739ABC, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greyblue #77A1B5 ΔE 0.026
- Cool Gray #8D99AE ΔE 0.037
- Silver Lake Blue #778DA9 ΔE 0.039
- Bluey Grey #89A0B0 ΔE 0.039
- Bluegrey #85A3B2 ΔE 0.041
- Blue Grey #758DA3 ΔE 0.044
- Faded Blue #658CBB ΔE 0.045
- Cadet Blue #5F9EA0 ΔE 0.054
Use #739ABC 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.